Stephen K.

02/06/21

For a right circular cone, the ratio of the slant height to the length of the radius is 5 : 3.

For a right circular cone, the ratio of the slant height to the length of the radius is 5 : 3. If the volume of the cone is 768𝜋 in3, find the lateral area (in square inches) of the cone.

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Precalculus Trigonometry

02/06/21

Solve the equation. (Use n as an integer constant. Enter your answers as a comma-separated list.)

3 cot2(x) − 1 = 0x =

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Calculus Trigonometry

02/05/21

lim x---->-5 x+1/x+5

not sure....................

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Calculus Trigonometry

02/05/21

lim x--->(-pi/2)^- secx=?

Not sure on this....................

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Precalculus

02/05/21

If sin(u)=5/13, pi/2<u<pi and tan(v)=7/24, pi<v<3pi/2, find tan(u+v). Round answer to the nearest thousandth.

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Precalculus Pre Calculus Pre Calculus

02/04/21

If f(x)=3x^2+4x+5, what must the value of k equal so that the graph of f(x-k) will be symmetric to the y-axis?

Choices:(a) -4(b) -4/3(c) -2/3(d) 2/3(e) 4/3

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Geometry 11th Grade Plane Geometry

02/03/21

Find the mean proportional of 3 and 12

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Trigonometry

02/03/21

Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the solutions to four decimal places.

Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the solutions to four decimal places. (Enter your answers as a... more

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Calculus Trigonometry

02/01/21

Solve the equation for all solutions in the interval [0,2𝜋). cos(3𝑥)=−sqrt(3)/2 Express each solution in radians in exact form. Enter the solutions as a comma‑separated list.

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Calculus Trigonometry

02/01/21

Find cos(2𝜃) if sin(𝜃)=3/13. (Use symbolic notation and fractions where needed.)

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Trigonometry

02/01/21

Find the solutions of the equation that are in the interval [0, 2𝜋). (If there is no solution, enter NO SOLUTION.)

Find the solutions of the equation that are in the interval [0, 2𝜋). (If there is no solution, enter NO SOLUTION.)4 cos2 𝛾 + 2 cos 𝛾 = 0

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Math Algebra 1 Linear Algebra

01/31/21

Which streaming service varies partially?

Two online gaming services are offering special promotions on video game streaming this month:Steam charges $4 for each game streamedGoogle Stadia charges for a $5 membership fee, plus $3 for each... more

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Math Algebra 1 Algebra 2

01/31/21

Using the Discriminant, D=b^2 - 4ac, determine the number of x-intercepts the expression below has.

Using the Discriminant, D=b^2 - 4ac, determine the number of x-intercepts the expression below has.-2(x+3)^2 - 20 = 0a=....... b= ........ c=...........

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Algebra 2 Analysis

01/31/21

Working out if a piecewise function is continuous at 0.

I need to prove that the following piecewise function is continuous at 0.f(x)={ x*3 - 3x, x ≤ 0 { 1 - Cos x, x>0I've plotted it on desmos and it sure does look continuous at 0, but... more

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Algebra 2 Continuity Real Analysis

01/31/21

Intermediate value theorem question

Hi, I need to show that there at least two values of x in the interal [0, pi] for which 3 sin x - 2 cos x = xI think i need to use the Intermediate value theorem, but not sure how i would do... more

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Precalculus

01/31/21

Multiple part question!

(a) Explain how the graph of the function y=3log2x+2 can be obtained from the graph of y=log2x.(b) Graph the function y=3log2x+2.(c) Choose the correct answer below. The graph is stretched... more

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Algebra 2

01/30/21

how do you find a polynomial equation using Its zeros?

with zeros 1, -2, and 2 can someone tell me how I am supposed to find what equation this would form. I think based on the curriculum it would have something to do with cube form but the only way I... more

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Algebra 1

01/29/21

Solve the system of linear equations by graphing. 4x−4y=20 And y=−5

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Math Statistics Probability

01/29/21

Exponential growth and decay (probability and statistics)

I really need help solving this problem for my probability and statistics class. I need to show the algebra I used to achieve my results. The mass of a radioactive substance remaining after t years... more

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Geometry

01/29/21