Friday

April 18, 2014

April 18, 2014

Posted by **Anonymous** on Sunday, December 26, 2010 at 8:42pm.

how would you solve this equation:

square root of -2(square root of -18) + square root of -25?

- algebra -
**TutorCat**, Sunday, December 26, 2010 at 8:47pm - algebra -
**Henry**, Monday, December 27, 2010 at 3:58pmsqrt(-2) * sqrt(-18) + sqrt(-25).

sqrt(2*-1) * sqrt(9*2*-1) + sqrt(25*-1)= i*sqrt(2) * 3i*sqrt(2) + 5i =

3i^2 * 2 + 5i =

3(-1) * 2 + 5i =

-6 + 5i.

**Related Questions**

Algebra - Rationalize each expression by building perfect nth root factors for ...

Math simplifying mixed radicals - Please help me simplify these following mixed ...

Math simplifying mixed radicals - Please help me simplify these following mixed...

Math - Just need some help... Directions: Multiply or raise to the power as ...

Algebra - Use the quadratic formula to solve the equation. Give exact answers: ...

Math ~CHECK MY ANSWER~ - 1) Which of these is a rational number? a. Pi b. Square...

Math - Could someone please help me with this math problem? This is what I have ...

Math ~CHECK MY ANSWERS~ - 1) Which of these is a rational number? a. Pi b. ...

Math: Please check - Which radical expression is in simplified form? A.) 11y/3 ...

Math - What is the square root of 12? 3.464 Well, that's true, but you could ...