11/09/20

Finding the exact Trig function

Find the exact value of the trigonometric function given that sin u = -12/13 and cos v = -21/29. (Both u and v are in Quadrant III.)tan(u − v)So what I got was Tanu=-12/5 TanV=-20/21and therefore,... more
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11/09/20

NEED HELP ON PRECAL HW ASAP!!!
A pizza pan is removed at 8:00PM from an oven whose temperature is fixed at 425F into a room that is a constant 74F After 5​ minutes, the pizza pan is at 300F ​(a) At what time is the temperature... more
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11/09/20

A rental car agency charges a flat fee of $25 per day plus $0.15 for each mile driven. The total charge for one day's rental was $75.30. How would you set up the equation
I am not looking for the answer. I am looking for the equation.
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11/09/20

Rewrite the expression
ln(a+b)+3ln(a−b)−4lncas a single logarithm  lnA. Then the function A=
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11/09/20

Write the equation of a line that passes through (6,-5) and is perpendicular to y=3x-2 NEED HELP
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11/09/20

The domain of a function is the set of all possible
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11/09/20

Polynomial of lowest degree with lowest possible integer coefficients, and with zeros 7-5i and 0 (multiplicity 2)
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11/09/20

can you please help me

Determine the domain and range of each relation.Domain: {#,#,#,#,#},Range: {#,#,#,#,#},
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11/09/20

Exercise on Parabola with Vertex at (h,k)
The cable of a suspension bridge hangs in the form of a parabola. The distance between the two posts is 150 meters and the height of each post is 22 meters high. If the lowest point in... more
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11/09/20

find tan (-A) if cot (pie/2-A)= -1.48
find tan (-A) if cot (pie/2-A)= -1.48
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11/09/20

Given x2 + y2 -3mx - 8y + 16=0 as an equation of a circle centered at ( 3, n ). Find the value of m and n. Hence the length of its radius
Given x2 + y2 -3mx - 8y + 16=0 as an equation of a circle centered at ( 3, n ). Find the value of m and n. Hence the length of its radius
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11/09/20

Use linear approximation, i.e. the tangent line, to approximate 6.7^3 as follows: Let f(x)=x^3. The equation of the tangent line to f(x) at x=7 can be written in the form y=mx+b
Use linear approximation, i.e. the tangent line, to approximate 6.7^3 as follows: Let f(x)=x^3. The equation of the tangent line to f(x) at x=7 can be written in the form y=mx+b where m is:   and... more
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11/08/20

Find two consecutive integers such that the larger is nine more than twice the smaller
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11/08/20

Find C and a so that f(x) = Ca^x satisfies the given conditions. f(1) = 81, f(2) = 729
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11/07/20

Let region R be bounded by f(x)=sin x, the x-axis and the line x = π/2.
Find the volume of the solid formed when region R is rotated about the y-axis.
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11/07/20

i need the answers to this. Help is needed.
Solve the system of linear equations by graphing.y=12x+3y=x+1
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11/07/20

Determine all values of a in the quadratic equation that would result in the equation having two integer solutions. X^2 + x + 5ax + 7 = 0
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11/06/20

SImplify the following
-(-1) ± sqrt 12 -4(1)(7) ÷ 2(1)
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11/06/20

Is the outside of your skin usually at a higher temperature or lower temperature than 37 degrees C?
Even though your internal body temperature stays around 37 degrees C, the temperature of your skin does change. Is the outside of your skin usually at a higher temperature or lower temperature than... more
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11/05/20

What is the inverse of the function y = 3e-^4x + 1?
Answer choicesA.B.C.D.
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11/05/20

Two vectors have magnitudes 3.0 and 4.0. How are the directions of the two vectors related given the following conditions?
(a) The sum has magnitude 7.0.a. They both point in the same direction.b. They each point in opposite directions.c. They are perpendicular to each other.(b) If the sum has magnitude 5.0.a. They... more
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11/05/20

What is the force tension
A 72 kg person is hanging injured on a rope. What is the force of tension on the rope?
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11/04/20

For sin 2(x) +cos(x)=0, use a double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in the interval [0,2pi)
x1=x2=x3=x4=with x1<x2<x3<x4.What is the procedure I need to do with the formula?
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11/04/20

Physics Gravitation
If two planets have the same surface gravity, but planet B has twice the mass of planet A, which has a radius of r, what is the radius of planet B?
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11/04/20

Find the reference angle for the given angle. -0.4pi
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