05/05/20

if x and y are acute angles such that csc x = 5/4 and cos y = 15/17, find the exact value of sin (x-y), cos(x-y), cos 2y, sin 2x
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05/05/20

prove (tanθ + cotθ)^2 = sec^2 θ csc^2 θ
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05/05/20

the sum of the interior angles of a regular polygon is 1260
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05/05/20

Partial fraction decomposition
Use partial fraction decomposition to solve for constants A and B: 2x+1/x^2-x-6 = A/x+2 + B/x-3
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05/05/20

Based on the unit circle if t=10, what is the value of the terminal point?
I know its in quadrant 3 i just don't know how to find the terminal point.Thanks!
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05/05/20

If t is an acute angle and cos t is=1/2, find the value of cot^2 t
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05/04/20

Geometry Homework

Suppose a cone and a cylinder both have congruent circular bases and congruent heights. How many times larger is the volume of the cylinder than the cone? A. 3B. 2C. 4D. They have the same volume
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05/03/20

Expression, Solve for x
2 log 2 3= log 2 x=log 2 45
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05/03/20

log b ab =15, then log a^b =

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05/03/20

How do I find the exact area of a triangle
What's the exact area of triangle DEF shown in the graph? A)  24 square units B)  18 square units C)  36 square units D)  15 square units
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05/03/20

Use the Definition to find an expression for the area under the graph of f as a limit. Do not evaluate the limit.

f(x) = 4x x2 + 5 , 1 ≤ x ≤ 3
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05/02/20

Help with Calc please!
Use the graph of f(t) = 2t + 2 on the interval [–1, 4] to write the function F(x), where .Options: 1)  F(x) = x2 + 3x 2)  F(x) = x2 + 2x - 12 3)  F(x) = x2 + 2x - 3 4)  F(x) = x2 +... more
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05/02/20

Help with Calc please!
f is a differentiable function on the interval [0, 1] and g(x) = f(2x). The table below gives values of f '(x). What is the value of g '(0.1)?  x 0.1 0.2 0.3 0.4 0.5 f... more
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05/01/20

1−cos 2𝑥/ sin2𝑥 = tanx
prove the following identiy
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05/01/20

Use completing the square to identify the coordinates of the circle's center
5. The general equation of a circle is x^2 + y^2 - 12y +20 = 0a. Use completing the square to identify the coordinates of the circle's centerAND the length of the circle's radius.b. Is the point (... more
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05/01/20

Question is in description

If a is a non-zero, real number and a(x-3)^2-b=c, •Prove that x=3+or-the square root of b+c/a. Show your work.•If a=2 and b=5, determine what condition(s) on c will restrict the solutions for x to... more
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04/30/20

Let z=tan theta and theta is acute. Show that cos(2t)=(1-z^2/1+z^2) and sin(2t)=2z/1+z^2
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04/30/20

Explain why, even though sin x and arcsin x are inverse functions, arcsin(sin(x)) ≠ x for all x ?
A complete response will reflect an understanding of the periodic nature of the sine function as well as the domain and range of the arcsine function.
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04/30/20

Donna is choosing a 3-letter password from the letters A, B, C, D, and E. The password cannot have the same letter repeated in it. How many such passwords are possible?
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04/30/20

i need to find solution to this calculus question
A circle is inside a square.The radius of the circle is increasing at a rate of 1 meter per hour and the sides of the square are increasing at a rate of 2 meters per hour.When the radius is 4... more
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04/29/20

Solve the equation algebraically, and then find the values on the interval [0, 2π). (Enter your answers as a comma-separated list. Round to four decimal places.) 6 sin^2(x) + sin(2x) sec(x) − 6 = 0
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04/29/20

If tan α = 7 and α is acute, find the exact value of sin 2α
college freshman precalculus class
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04/29/20

Find the most general antiderivative of the function. (Check your answer by differentiation. Use C for the constant of the antiderivative.)
g(t)= 4 + t + t2 ‾‾‾‾‾‾‾‾‾‾‾‾ √t
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04/29/20

If 𝑓 is continuous and....
If f is continuous and ∫ (1 to 8) f(t) dt = 10,find∫ (1 to 2) t^2f(t^3) dt
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04/28/20

If sin ⁡x=12 x = 1 2 , and 0<x<π2 0 < x < π 2 , what is cos⁡(x−π6) ( x − π 6 ) ?
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