Mark M.

Let F(x)=∫ sin(t^3) dt from 0 to x for 0≤x≤2. Use the trapezoidal rule with four equal subdivisions of the closed interval [0,1] to approximate F(1). Round to three decimal places.Please show all... more

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Trigonometry

04/25/24

Find the exact value of the expression whenever it is defined. (If an answer is undefined, enter UNDEFINED.)

Find the exact value of the expression whenever it is defined. (If an answer is undefined, enter UNDEFINED.)a) sin(arcsin 1/2 + arccos 0)b) tan(arctan 5/3 + arccos 8/17)

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Precalculus

04/24/24

At the beginning of an experiment, a scientist has 260 grams of radioactive goo. After 240 minutes, her sample has decayed to 4.0625 grams. What is the half-life of the goo in minutes?

I got t=44.1837 however I plug into equation and its wrong?What am I doing wrong?

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Answers •2

Math Trigonometry

04/24/24

Find the domain of the function. f(x) = 1/4 * tan(4x)

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Algebra 1

04/23/24

matrix movie theater question

a movie theater has a seating capacity of 1200 and charges $2 for children, $3 for students, and $4 for adults. at a screening with full attendance, there were one third as many adults as children... more

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Math Calculus

04/22/24

The curve y = √(10-x) ; 8 ≤ x ≤ 10 is revolved around the x-axis. Find the surface Area

The curve y = √(10-x) ; 8 ≤ x ≤ 10 is revolved around the x-axis. Find the surface AreaIf possible please explain the step by step process in a video.

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Answers •1

Algebra 1

04/22/24

Let f(p) be the average number of days a house stays on the market before being sold for price p in $1,000s. Which statement best describes the meaning of f(150)?

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Answers •2

Algebra 1

04/22/24

Abram and Fred leave opposite ends of a bike trail 8.5 miles apart and travel toward each other. Abram is traveling 3 mph faster than Fred. Find each of their speeds if they meet after 30 mins.

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Answers •2

Math Trigonometry

04/21/24

Express as a product: 4sin^2(a-3)

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Answers •2

Math Algebra 1 Algebra 2

04/20/24

Finding values in an expansion of the ascending powers of x

If the first three terms in ascending powers of x, in the expansion of (1+(a/x))^n are 1 + 24/x + 252/(x^2), how can I find the values of a and n?

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Answers •1

Math Algebra 1 Algebra 2

04/20/24

Solving of Trigonometric Ratio using a Pythagorean Identity

If csc θ = 5/3 , how can I find the remaining trigonometric ratio using a Pythagorean Identity?

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Answers •2

Math Algebra 1 Algebra 2

04/20/24

Solving of composite function

Suppose f(x) = 3/(x-4) and h(x) = (x2/3)-1 , how can I evaluate (h◦f)(-3)?

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Algebra 1

04/19/24

A graph of a line has an x-intercept of -8and a y-intercept of 4. Write the equation that represents these points in standard form.

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Algebra 1

04/19/24

Find all angles 𝜃, in radians, satisfying cos 𝜃 = √3/2

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Precalculus

04/19/24

Find the exact solutions in the interval 0 ≤ 𝑥 < 2𝜋 . cos^2𝑥 + 4 = 2 sin 𝑥 − 3

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Answers •2

Precalculus

04/19/24

Suppose that the half-life of Plutonium is 24000 years.

Suppose that the half-life of Plutonium is 24000 years. a) Find a function 𝑃(𝑡) that models the amount of Plutonium after t years, if the initial amount is 10 grams. b) Find the time (in years)... more

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Calculus

04/19/24

If cos 𝜃 = − (1/4) and 𝜃 is in III quadrant. Find the exact value of a) cos 𝜃/2 b) csc 2𝜃

If cos 𝜃 = − (1/4) and 𝜃 is in III quadrant. Find the exact value of a) cos 𝜃/2 (2) b) csc 2𝜃

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Geometry

04/19/24

If you could choose any diameter, what would be the dimensions for a 330 mil can that would use the least amount of aluminum?

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Answers •2

Precalculus Trigonometry

04/17/24

The rectangular coordinates of a point are given. Find the polar coordinates of each point in (r,theta) form.

The rectangular coordinates of a point are given. Find the polar coordinates of each point in form.A. Use the appropriate conversion rules to write the coordinates of this point in polar form. B.... more

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Answers •3

Algebra 2

04/16/24

A parabola can be drawn given a focus of left bracket, 5, comma, 6, right bracket(5,6) and a directrix of y, equals, minus, 10y=−10. What can be said about the parabola?

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Precalculus Trigonometry

04/16/24

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle is given by

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle theta is given by.a) Assume the initial velocity is . What initial angle... more

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Answers •1

Algebra 2

04/15/24

Quiz Rational Exponents

Ise the compound interest formulas A = Pスメ！）？andA =Pe" to solve the problem given. Round answers to the nearest cent.Find the accumulated value of an investment of $25,000 for 4 years at an... more

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find the critical points of the function fourth root x^5 *(x-4)^2.

state the second derivative test.

Apply the precise definition of limit to show that, limit as x approaches 4 of (2x+3)=11 , limit as x approaches 4 of (x^(2) -4x+5)=1

Calculus Question

Find the exact value of the expression whenever it is defined. (If an answer is undefined, enter UNDEFINED.)

At the beginning of an experiment, a scientist has 260 grams of radioactive goo. After 240 minutes, her sample has decayed to 4.0625 grams. What is the half-life of the goo in minutes?

Find the domain of the function. f(x) = 1/4 * tan(4x)

matrix movie theater question

The curve y = √(10-x) ; 8 ≤ x ≤ 10 is revolved around the x-axis. Find the surface Area

Let f(p) be the average number of days a house stays on the market before being sold for price p in $1,000s. Which statement best describes the meaning of f(150)?

Abram and Fred leave opposite ends of a bike trail 8.5 miles apart and travel toward each other. Abram is traveling 3 mph faster than Fred. Find each of their speeds if they meet after 30 mins.

Express as a product: 4sin^2(a-3)

Finding values in an expansion of the ascending powers of x

Solving of Trigonometric Ratio using a Pythagorean Identity

Solving of composite function

A graph of a line has an x-intercept of -8and a y-intercept of 4. Write the equation that represents these points in standard form.

Find all angles 𝜃, in radians, satisfying cos 𝜃 = √3/2

Find the exact solutions in the interval 0 ≤ 𝑥 < 2𝜋 . cos^2𝑥 + 4 = 2 sin 𝑥 − 3

Suppose that the half-life of Plutonium is 24000 years.

If cos 𝜃 = − (1/4) and 𝜃 is in III quadrant. Find the exact value of a) cos 𝜃/2 b) csc 2𝜃

If you could choose any diameter, what would be the dimensions for a 330 mil can that would use the least amount of aluminum?

The rectangular coordinates of a point are given. Find the polar coordinates of each point in (r,theta) form.

A parabola can be drawn given a focus of left bracket, 5, comma, 6, right bracket(5,6) and a directrix of y, equals, minus, 10y=−10. What can be said about the parabola?

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle is given by

Quiz Rational Exponents

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