William W.

A Ferris wheel has a diameter of 60ft. When you start at the top of the Ferris wheel, you are 62 ft from the ground. The Ferris wheel completes one rotation in 2 minutes.1)create a function the... more

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Calculus Implicit Differentiation

07/27/20

find the equations of all three tangent to the curve x+y^3-y=1 at x=1.

a) dy/dxb) ordered pairs when x=1c) slope of tangent linesd) equation of tangent lines (be sure to show all work)

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Algebra 1 Algebra 2 Algebra

07/27/20

A 20-in TV set also has a width of 16 inches. What is its height?

Television sets. What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 20-in TV set also has a width of 16 inches. What is... more

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Chemistry

07/27/20

How many Sc atoms are there in a 14.3 gram sample of Sc ?

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Math Algebra 1 Algebra 2

07/26/20

Exponential Functions

Certain radioactive material decays in such a way that the mass remaining after t years is given by the function m(t)=170e−0.025twhere m(t) is measured in grams. a) Find the mass at time t=0b)How... more

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Chemistry

07/25/20

How many moles of water are needed to produce 11.5 L of oxygen gas according to the following reaction at 0 °C and 1 atm?

water (l) hydrogen (g) + oxygen(g)?? moles water

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Math Algebra 1 Algebra 2

07/25/20

h(t)=−16t2+56t+32

A person standing close to the edge on top of a 32-foot building throws a ball vertically upward. The quadratic function h(t)=−16t^2+56t+32 models the ball's height about the ground, h(t), in... more

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Chemistry

07/24/20

A sample of krypton gas collected at STP occupies a volume of 15.6 L. How many moles of gas does the sample contain?

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Math Algebra 1 Algebra 2

07/24/20

(NEED ASAP) Properties of Exponents Assignment

1. What repeated mathematical operation is represented using exponents? Create an example as part of your explanation. 2. Why is it that when you have a power to a power situation, why do you... more

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Calculus

07/24/20

The height (in meters) of a projectile shot vertically upward from a point 4 m above ground level with an initial velocity of 24.5 m/s is h = 4 + 24.5t − 4.9t2 after t seconds.

(a) Find the velocity after 2 s and after 4 sd) When does it hit the ground?(e) With what velocity does it hit the ground?I just need help with d and e

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Algebra 1 Algebra 2 Algebra

07/24/20

Use the area model to show 2.4 times 1.8.

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Statistics

07/24/20

According to the 68-95-99.7 rule, we expect 95% of head breadths to be between and _ inches...

Engineers must consider the breadths of male heads when designing helmets. The company researchers have determined that the population of potential clientele have head breadths that are Normally... more

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Calculus

07/24/20

(a) Estimate the area under the graph of f(x) = 20 x from x = 0 to x = 4 using four approximating rectangles and right endpoints. (Round your answers to four decimal places.)

(a) Estimate the area under the graph of f(x) = 20x from x = 0 to x = 4 using four approximating rectangles and right endpoints. (Round your answers to four decimal places.)

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Calculus

07/23/20

find f. f=_______

f '(t) = 8 cos(t) + sec2(t), −π/2 < t < π/2, f(π/3) = 3

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Math Algebra 1 Algebra

07/23/20

Prove that a cubic equation x^3 + ax^2 + bx + c = 0 has 3 roots by finding the roots.

Let x = r be a root of the cubic. Factor out x - r Using polynomial long division. Then use the quadratic equation

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Math Calculus Precalculus

07/23/20

Find an equation of the form y=c+blogax whose graph contains the points (4,10) and (2,12)

I'm completely stuck on this question. It's on our exam review worksheet and all they give us is the correct answer. They don't show how to solve this. I am able to do the y=ca^x problems just fine... more

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Chemistry

07/23/20

Write the balanced net ionic equation for the precipitation of manganese(II) hydroxide from aqueous solution

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Chemistry

07/23/20

What is the pressure in atm of 3.02 g of H2 gas at 10.91 L and 291 K?

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Precalculus Pre Calculus Pre Calculus

07/23/20

Write the cubic polynomial function f(x) in expanded form with zeros −4, −2, and 1, given that f(−1)=−24 .

Write the cubic polynomial function f(x) in expanded form with zeros-4,-2 and 1, given that f(-1) =- 24.f(x)=

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Precalculus Pre Calculus Pre Calculus

07/23/20

Rationalize the denominator

1/√3 −10

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Finite Math

07/23/20

Use the Gauss-Jordan method to solve the system of equations. y=-9+x y=-5+z z=6-x

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Answers •2

Precalculus

07/23/20

A quadratic function f is given. f(x) = −4x^2− 20x + 1 Express f in standard form.

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Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1: 13 sin ^4 x

The graph of f is shown. Evaluate each integral by interpreting it in terms of areas.

How far does light travel in the time it takes sound to travel 1 cm in air at 28°C?

I need these pls

find the equations of all three tangent to the curve x+y^3-y=1 at x=1.

A 20-in TV set also has a width of 16 inches. What is its height?

How many Sc atoms are there in a 14.3 gram sample of Sc ?

Exponential Functions

How many moles of water are needed to produce 11.5 L of oxygen gas according to the following reaction at 0 °C and 1 atm?

h(t)=−16t2+56t+32

A sample of krypton gas collected at STP occupies a volume of 15.6 L. How many moles of gas does the sample contain?

(NEED ASAP) Properties of Exponents Assignment

The height (in meters) of a projectile shot vertically upward from a point 4 m above ground level with an initial velocity of 24.5 m/s is h = 4 + 24.5t − 4.9t2 after t seconds.

Use the area model to show 2.4 times 1.8.

According to the 68-95-99.7 rule, we expect 95% of head breadths to be between and _ inches...

(a) Estimate the area under the graph of f(x) = 20 x from x = 0 to x = 4 using four approximating rectangles and right endpoints. (Round your answers to four decimal places.)

find f. f=_______

Prove that a cubic equation x^3 + ax^2 + bx + c = 0 has 3 roots by finding the roots.

Find an equation of the form y=c+blogax whose graph contains the points (4,10) and (2,12)

Write the balanced net ionic equation for the precipitation of manganese(II) hydroxide from aqueous solution

What is the pressure in atm of 3.02 g of H2 gas at 10.91 L and 291 K?

Write the cubic polynomial function f(x) in expanded form with zeros −4, −2, and 1, given that f(−1)=−24 .

Rationalize the denominator

Use the Gauss-Jordan method to solve the system of equations. y=-9+x y=-5+z z=6-x

A quadratic function f is given. f(x) = −4x^2− 20x + 1 Express f in standard form.

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

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William W.

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Emmersion

Use the​ power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1: 13 sin ^4 x

The graph of f is shown. Evaluate each integral by interpreting it in terms of areas.

How far does light travel in the time it takes sound to travel 1 cm in air at 28°C?

I need these pls

find the equations of all three tangent to the curve x+y^3-y=1 at x=1.

A 20​-in TV set also has a width of 16 inches. What is its​ height?

How many Sc atoms are there in a 14.3 gram sample of Sc ?

Exponential Functions

How many moles of water are needed to produce 11.5 L of oxygen gas according to the following reaction at 0 °C and 1 atm?

h(t)=−16t2+56t+32

A sample of krypton gas collected at STP occupies a volume of 15.6 L. How many moles of gas does the sample contain?

(NEED ASAP) Properties of Exponents Assignment

The height (in meters) of a projectile shot vertically upward from a point 4 m above ground level with an initial velocity of 24.5 m/s is h = 4 + 24.5t − 4.9t2 after t seconds.

Use the area model to show 2.4 times 1.8.

According to the 68-95-99.7 rule, we expect 95% of head breadths to be between ____and _____ inches...

(a) Estimate the area under the graph of f(x) = 20 x from x = 0 to x = 4 using four approximating rectangles and right endpoints. (Round your answers to four decimal places.)

find f. f=_______

Prove that a cubic equation x^3 + ax^2 + bx + c = 0 has 3 roots by finding the roots.

Find an equation of the form y=c+blogax whose graph contains the points (4,10) and (2,12)

Write the balanced net ionic equation for the precipitation of manganese(II) hydroxide from aqueous solution

What is the pressure in atm of 3.02 g of H2 gas at 10.91 L and 291 K?

Write the cubic polynomial function f(x) in expanded form with zeros −4, −2, and 1, given that f(−1)=−24 .

Rationalize the denominator

Use the​ Gauss-Jordan method to solve the system of equations. y=-9+x y=-5+z z=6-x

A quadratic function f is given. f(x) = −4x^2− 20x + 1 Express f in standard form.

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

OR

William W.

Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1: 13 sin ^4 x

A 20-in TV set also has a width of 16 inches. What is its height?

According to the 68-95-99.7 rule, we expect 95% of head breadths to be between and _ inches...

Use the Gauss-Jordan method to solve the system of equations. y=-9+x y=-5+z z=6-x