Just really need to know how to write the answer using sum of solutions

Just really need to know how to write the answer using sum of solutions

1.√x+3 2.√2x-1 3. 3√4-x 4. 7x^2 ------ √x-2 help please x

(9x^4) ^ 1/2 is this not 3x^2? because ^2(√9x^4)^1 3x^2 ?

(sqroot)62 + 3(sqroot)2 --------------------------- 2(sqroot)2 do not use "rationalizing the denominator"?? Help please x

7(sqroot)15 - 2(sqroot)5 ---------------------------- (sqroot)5 simplify by seperating terms and do not use rationalizing the denom...

let x be the width of the boarder. our teacher told us to use the equation -b√b2+4ac

3m4squareroot8m9

square root of quantity (7t+2) equals 2t _/(7t+2)=2t

Cube root of 300 divided by the cube root of 400

√15 times -2√12

3√962 how do i simplify?

In Algebra 1 I am given the following problem and told to simplify: -5 √12 (7√6 - 4√8) Please help me.

please rationalize the denominator and i would like the answer in fractional form

a) use radicals to solve V=9πr^2 to find r. simplify. b) substitute expression for r from part a into formula for the surface are of a right cylinder, s = 18πr+πr^2 c)...

In Algebra 1 I am given the following problem: Simplify: 6√8 + 5√2 x 3√2 x 4√3 Please help me.

I am struggling to understand how to rewrite this in a+bi form.

During construction, carpenters often brace walls as shown, where the length of the brace is given by the formula l = √f^2 + h^2 If a carpenter nails a 25-ft brace to the wall 7 feet...

The sides of the regular hexagonal nut shown below are x = 17 millimeters long. Find the height h of the nut.

In Algebra 1 I am given the following problem: Simplify: 6√8 + 5√12 x 3√2 x 4√3 Please help me.

The answer is 12 -2 radical 35 but how did they get 12

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