SOLUTION: why does a negative sign have to be in front of a square root to make it true....
Algebra.Com
Question 381154: why does a negative sign have to be in front of a square root to make it true....
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
minus times a minus equals a plus
plus times a plus equals a plus
so it has to be identified to be true
RELATED QUESTIONS
There is a plus sign over a minus sign in front of the square root symbol - I do not... (answered by RAY100)
Please help me write this expression as a single logarithm:... (answered by josgarithmetic)
Stan,
To explain the problem you are unsure of (what I'm asking) is:
The problem... (answered by stanbon,checkley71)
What does putting a negative sign in front of the equation do?
(answered by stanbon)
in a graphing radical equations problem, how does a negative sign in front of the radical (answered by solver91311)
Write a quadratic equation in the variable x having the given numbers as solutions. Type... (answered by richard1234,mananth)
could you tell me which ones of these are integers? some of them have a square root sign... (answered by solver91311)
Hi, Please help with the following:
The fractions -42/-45 and and 14/15 are equivalent (answered by josmiceli)
it's asking me to find the square root of 27/y^6....but it has a little 3 outside the... (answered by Earlsdon)