05/29/19

If z1, z2 are complex numbers of amplitudes theta1, theta2. Then the amplitude of 3*Z1/Z2
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05/20/19

math quiz need help as soon as possible
A certain group of test subjects had pulse rates with a mean of 84.7 beats per minute and a standard deviation of 11.3 beats per minute. Would it be unusual for one of the test subjects to have a... more
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05/20/19

Triangles congruency

Can you draw two triangles that have all three angles congruent that are not congruent? Can AAA be used to prove that two triangles are congruent? Explain your reasoning for both answers
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05/19/19

Tangent of a Parabola
Find the value of c such that y=x+c is a tangent to the parabola y=x^2-x-12.
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05/17/19

Integrate: ∫ 8^x cot^2(8x)dx
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05/13/19

Find the inverse function when the inverse of f(-6)
The function f(x) = (2x)^(1/3)−7 is invertible, find f^−1(−6).
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05/12/19

How do you use synthetic division to evaluate f(x) = 7x^3-5x^2+4x+3 when x = -3?
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05/10/19

Finding the volume of a solid

Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 1/25 x^2, x = 5, y = 0; about the y-axis
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05/10/19

How do I find y" of 9x^2+y^2=9 using implicit differentiation?
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05/08/19

Make table of values for r = -2sinθ
This is for polar graphing project
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05/07/19

using substitution u=x+2 , write (x^3 +5) /(x-2)^4 as an expression in terms of u
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05/05/19

Shelly can cut the lawn
Shelley can cut a lawn with the riding mower in three hours less time than it takes William to cut the lawn with the push mower. If they can cut the lawn in three hours working together find her... more
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05/05/19

Antiderivative question (pls help)
Find f.f '''(x) = cos(x),    f(0) = 3,    f '(0) = 8,    f ''(0) = 4
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05/04/19

partial fraction decomposition
x+6 ÷x2(x2+2)
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05/03/19

For f(x) = √(x + 5) + 2, what is the domain of f^-1?
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05/03/19

If f(x) = 2x + 3, and g(x) = x2 + x, what is g ○ f?
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05/02/19

Find two unit vectors that are perpendicular to both j + 4k and i − 2j + 3k.

(Enter your answers as a comma-separated list.)
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05/01/19

How do you solve the system by using substitution: x^2+y^2=5, y= -2x+5?
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05/01/19

How do I integrate e^2x cos5x dx?
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05/01/19

For the equation x-√x=0, perform the following: Solve for all values of x that satisfies the equation.?
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05/01/19

How do I integrate 3X^2+2x+5/x^2?
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05/01/19

How do you solve a mathematical question if you are given all the sides of a triangle and you are asked to look for one angle?
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04/30/19

y=x^3 y=0 x=2 about y=8
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04/28/19

What are the coordinates of the point on the directed line segment from ( − 4 , 7 ) (−4,7) to ( 9 , 5 ) (9,5) that partitions the segment into a ratio of 4 to 1?
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04/28/19

If the square root of 16-x^2 is expressed as a trigonometric function of x without radicals, letting x=4sin(Θ), evaluate tan(Θ) in terms of x.

Assume that 0<Θ<π/2.
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