Mark M.

11/20/20

Need Help with Algebra 2 Question

The per-unit price (in dollars) of a popular toy when units (in thousands) are produced is modeled by the function p= 12 - 0.025x. The revenue (in thousands of dollars) is the product of the... more

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Algebra 2

11/20/20

write a polynomial function f of least degree that has rational coefficients of 1, and given zeros. Write a function in standard form. -2, 1, +√7

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Math Precalculus Pre Calculus

11/20/20

the half-life of a substance is 15 days. there's 2.5 grams of the substance initially.type an expression for the amount of substance as a function of t. when will there be less than 1 g remaining?

f(t) = __ (simplify your answer)there will be less than 1 gram remaining after about __ days. (round to the nearest tenth as needed)

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Algebra 1

11/19/20

Explain what the letters f and x mean in this notation.

Explain what the notation means. Explain what the letters f and x mean in this notation.

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Algebra 1

11/19/20

Can the family get on the elevator, or will the elevator be over capacity?

The weight capacity of an elevator is 1.5 tons. The total weight of the elevator's current passengers is 1,092 kilograms. A family of five is waiting to get on the elevator. The family includes... more

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Algebra 1

11/19/20

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.

Pamela received some gift cards for music and movie downloads for her birthday. Using one of them, she downloaded 4 songs and 1 movie, which cost a total of $16. Using another, she purchased 6... more

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Math Algebra 1 Algebra

11/19/20

Write a linear function f with the values f(−2)=3 and f(5)=7.

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Pre Calculus

11/19/20

Find the standard form for the equation of a circle ( x − h ) 2 + ( y − k ) 2 = r 2 with a diameter that has endpoints ( − 2 , − 8 ) and ( 6 , 4 ) . h = k = r =

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Answers •2

Algebra Linear Equations Pre Calculus

11/19/20

What values of k (if any) ensures that the system of linear equations given below has no solutions?

What values of k (if any) ensures that the system of linear equations given below has no solutions?5x +2ky = 4k (k2-9) y = k + 3

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Precalculus Linear Equations

11/19/20

What value of k (if any) ensures that the system of linear equations given below has infinitely many solutions?

What values of k (if any) ensures that the system of linear equations given below has infinitely many solutions?5x +2ky = 4k (k2-9) y = k + 3

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Math Precalculus Algebra

11/19/20

Polynomial function word problem

The length of a rectangular field is 5 ft. more than its width. A pathway is constructed around the field with a width of 2ft. Write a polynomial function that models the area of the field with the... more

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Algebra 1

11/19/20

You empty your coin jar and find 49 coins (all nickels and quarters). The total value of the coins is $8.65. How many nickels and how many quarters do you have?

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Answers •2

Math Algebra 1 Algebra 2

11/19/20

Problem solving: calculate the growth of the bacteria in a petri dish and analyze the relation among variables.

You are a medical technologist, and you need to know the growth of the bacteria. Based on your experiment the initial bacteria are 3200 bacteria and it is doubled every 40 minutes. To elaborate... more

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Precalculus Trigonometry

11/19/20

Use the dot product to find the magnitude of u. u = −3, 4

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Algebra 2 Trigonometry College Algebra

11/19/20

If sinA= -5/13 with angle A in quadrant 3, and cosB= -8/17 with angle B in quadrant 2, then find

sin (a-b) cos (a+b)

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Algebra 2

11/18/20

The sum of two numbers is 33. The sum of 5 times the larger and 6 times the smaller is 173. Find the numbers.

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Answers •2

Algebra 1 Algebra 2 Geometry

11/18/20

Properties of Quadratic Equations

Given that the standard form of a quadratic equation follows the form y = ax2+bx+c,Show why the vertex always falls on the line y = bx/2 + c (Hint: Consider the coordinate pair of the vertex)Then,... more

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Answers •1

Pre Calculus

11/18/20

The parents of a 3-year-old child put $30,000 into an account with the hope that the amount will grow to $180,000 when the child starts college in 15 years. Wharate of continuously compounded interest

round to the nearest whole number

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Answers •2

Pre Calculus

11/18/20

An initial investment of $40,000 is made in an account where interest is compounded continuously. If the investment is to grow to $100,000 in 3 years, what is the required interest rate?

round to the nearest whole number, I put 36 and got it wrong

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Precalculus

11/18/20

Convert the Cartesian coordinate (3, 6) to polar coordinates, 0 ≤ θ < 2 π .

r= 3sq rt 5θ =

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Algebra 2

11/18/20

Find an equation in the form y=ax^2+bx+c for the parabola passing through the points. (1,-2), (-5,100), (-4,58)

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Answers •1

Precalculus

11/17/20

find exact values of sin105 A and B

Using sum or difference formulas, find the exact value of sin(105degrees). Express your answer in the form sin(105degrees)=sqrtA(1+sqrtB)/4 for some numbers A and B.

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Precalculus

11/17/20

find exact value of cos285

Using sum or difference formulas, find the exact value of cos(285degrees). Express your answer in the form cos(285degrees)=sqrtA(sqrtB -1)/4 for some numbers A and B.

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Algebra 2

11/16/20

Given that T varies inversely as the square of x and T = 16 when x = 2 find T when x = 8.

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Answers •2

Algebra 1

11/16/20

Evaluate recursive formulas for sequences

find a5a1= 96an = -1/3an-1Write your answer as an integer or fraction in simplest form

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Answers •1

Need Help with Algebra 2 Question

write a polynomial function f of least degree that has rational coefficients of 1, and given zeros. Write a function in standard form. -2, 1, +√7

the half-life of a substance is 15 days. there's 2.5 grams of the substance initially.type an expression for the amount of substance as a function of t. when will there be less than 1 g remaining?

Explain what the letters f and x mean in this notation.

Can the family get on the elevator, or will the elevator be over capacity?

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.

Write a linear function f with the values f(−2)=3 and f(5)=7.

Find the standard form for the equation of a circle ( x − h ) 2 + ( y − k ) 2 = r 2 with a diameter that has endpoints ( − 2 , − 8 ) and ( 6 , 4 ) . h = k = r =

What values of k (if any) ensures that the system of linear equations given below has no solutions?

What value of k (if any) ensures that the system of linear equations given below has infinitely many solutions?

Polynomial function word problem

You empty your coin jar and find 49 coins (all nickels and quarters). The total value of the coins is $8.65. How many nickels and how many quarters do you have?

Problem solving: calculate the growth of the bacteria in a petri dish and analyze the relation among variables.

Use the dot product to find the magnitude of u. u = −3, 4

If sinA= -5/13 with angle A in quadrant 3, and cosB= -8/17 with angle B in quadrant 2, then find

The sum of two numbers is 33. The sum of 5 times the larger and 6 times the smaller is 173. Find the numbers.

Properties of Quadratic Equations

The parents of a 3-year-old child put $30,000 into an account with the hope that the amount will grow to $180,000 when the child starts college in 15 years. Wharate of continuously compounded interest

An initial investment of $40,000 is made in an account where interest is compounded continuously. If the investment is to grow to $100,000 in 3 years, what is the required interest rate?

Convert the Cartesian coordinate (3, 6) to polar coordinates, 0 ≤ θ < 2 π .

Find an equation in the form y=ax^2+bx+c for the parabola passing through the points. (1,-2), (-5,100), (-4,58)

find exact values of sin105 A and B

find exact value of cos285

Given that T varies inversely as the square of x and T = 16 when x = 2 find T when x = 8.

Evaluate recursive formulas for sequences

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Mark M.

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Need Help with Algebra 2 Question

write a polynomial function f of least degree that has rational coefficients of 1, and given zeros. Write a function in standard form. -2, 1, +√7

the half-life of a substance is 15 days. there's 2.5 grams of the substance initially.type an expression for the amount of substance as a function of t. when will there be less than 1 g remaining?

Explain what the letters f and x mean in this notation.

Can the family get on the elevator, or will the elevator be over capacity?

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.

Write a linear function f with the values f(−2)=3 and f(5)=7.

Find the standard form for the equation of a circle ( x − h ) 2 + ( y − k ) 2 = r 2 with a diameter that has endpoints ( − 2 , − 8 ) and ( 6 , 4 ) . h = k = r =

What values of k (if any) ensures that the system of linear equations given below has no solutions?

What value of k (if any) ensures that the system of linear equations given below has infinitely many solutions?

Polynomial function word problem

You empty your coin jar and find 49 coins (all nickels and quarters). The total value of the coins is $8.65. How many nickels and how many quarters do you have?

Problem solving: calculate the growth of the bacteria in a petri dish and analyze the relation among variables.

Use the dot product to find the magnitude of u. u = −3, 4

If sinA= -5/13 with angle A in quadrant 3, and cosB= -8/17 with angle B in quadrant 2, then find

The sum of two numbers is 33. The sum of 5 times the larger and 6 times the smaller is 173. Find the numbers.

Properties of Quadratic Equations

The parents of a 3-year-old child put $30,000 into an account with the hope that the amount will grow to $180,000 when the child starts college in 15 years. Wharate of continuously compounded interest

An initial investment of $40,000 is made in an account where interest is compounded continuously. If the investment is to grow to $100,000 in 3 years, what is the required interest rate?

Convert the Cartesian coordinate (3, 6) to polar coordinates, 0 ≤ θ < 2 π .

Find an equation in the form y=ax^2+bx+c for the parabola passing through the points. ​(1​,-2​), ​(-5​,100​), ​(-4​,58​)

find exact values of sin105 A and B

find exact value of cos285

Given that T varies inversely as the square of x and T = 16 when x = 2 find T when x = 8.

Evaluate recursive formulas for sequences

Still looking for help? Get the right answer, fast.

OR

Mark M.

Find an equation in the form y=ax^2+bx+c for the parabola passing through the points. (1,-2), (-5,100), (-4,58)