# math problems

posted by .

ã7/11 rationalize the denominator and simplify

• math problems -

If you mean

√(7/11) then

√7/√11 * √11/√11
√(7*11)/11
√77/11

As you go on, I think you'll come to realize that rationalizing the denominator is often a waste of time.

I think 1/√2 is just as nice as √2/2 for most purposes.

## Similar Questions

1. ### math

how would you simplify this equation: y = (x+3)/[(4-sqrt(16+h))] please help me! you have three variables. I am not certain "simplify" is an appropriate term here. ohhhh it was my mistake. I meant: y = h/[(4-sqrt(16+h))] y = h/[(4-sqrt(16+h))] …
2. ### Calculus

Please help me simplify this: y = x/(4-sqrt(16+x)) Rationalize the denominator. Multiply by the conjugate, or (4+sqrt (16+x)) to the numerator, and the denominator. This should simplify it.
3. ### Math help plz ASAP.

Rationalize each denominator. 6 + square root of 2 ____________________________ square root of 3 PLZ HELP..dont kno how to do this question.plz explain..thanks You have (6 + sqrt(2))/sqrt(3) multiply that by sqrt(3)/sqrt(3) to get …
4. ### math,correction

Directions are: Perform the indicated division. Rationalize the denominator if necessary. Then simplify each radical expression. (18 + sqrt567)/(9) this is what i got: (41.811761799581315314514541782753)/(9)=4.6457513110645905905016157536393 …
5. ### Algebra

Rationalize the denominator of each expression. Assume that all variables are positive. I understand how to divide them, but don't exactly know how to rationalize them. ã3xy^2/ã5xy^3 Thanks in advance.
6. ### Algebra

I need to rationalize the denominator of 2/3 square root of five, (three being the index). My book suggests you should multiply this by 3 square root of 5^2 over 3 square root of 5^2. I thought the numbers that you rationalize the …
7. ### College Math II

Rationalize the denominator and simplify. sqrt(6)/4srqrt(3) + sqrt(2) = I cannot figure out how to do this and simplify. Can someone help me. Thanks.
8. ### Math

rationalize the denominator. Simplify. write final answers is standard form (a+bi). (4-5i)/(2-7i)