Prove: SQUARE ROOT OF (3cosx+4sinx)2+(4cosx-3sinx)2 = 5 Please include step by step and the identities used next to each step! :)

Prove: SQUARE ROOT OF (3cosx+4sinx)2+(4cosx-3sinx)2 = 5 Please include step by step and the identities used next to each step! :)

It has rounding and it has decimals because it said round to the nearest tenth of an inch. It also has something to do with square root. Oh and it also has something to do with area.

An expression is shown. 8√27 Which value is the best approximation for this expression?

math problem please help

Write down a number that is greater than 17 and less than 18, and has a rational square root. (show and explain how you got this answer)

Solve the equation 9 = square root of 27(4x + 6). Using complete sentences, explain the strategy used in solving this equation.

How do you round your or divide to get your decimal and then round it?

3 x square root of 27 = 3^n Find the value of n. Please explain how to answer this question. Thank you :) P.S. How do you insert a square root symbol (so as...

Solve the equation by taking the square root: a2−45=0

^3√-1000x^3

1. The number of milligrams of a drug that remains in a patient's system after t hours is given by the function A(t) = Iert. Ted was given 200 milligrams of medicine which leaves his bloodstream at...

Solve the equation 9 = square root of 27(4x + 6). Using complete sentences, explain the strategy used in solving this equation. Solve the equation 9 = square root of 27(4x + 6). Using...

We have to find x and then solve the second equasion.

(a) x2+1/x3 = y2 (b) lxl x3 = ³√y

I've already simplified this from -4 plus the square root of 32 over -2 times 5. I'm just a little confused on how to simplify it further, but I know it can be.

what is the square root of 9?

I'm trying to do pythagorean theorem having a2 + b2 = 202. It has to be two different numbers.

According to the publication I've been using and an on-line function-graphing website, the graph of the function f(x)=the square root of (minus x) starts at the origin and extends up and asymtotically...

^5√18

I cannot for the life of me figure this problem out and i cannot find an example like this in my math book. Please help! I need to know how to work this problem.

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