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Mathematics 9 Online
OpenStudy (anonymous):

Find all real square roots of -9/16

OpenStudy (anonymous):

@Coolsector

OpenStudy (anonymous):

th3 square root of 16 is 4, and I don't think -9 has a square root...unless you're suppose to divide them and get the square root of the answer?

OpenStudy (anonymous):

try this website... http://www.math.com/students/calculators/source/square-root.htm

OpenStudy (anonymous):

here are my options: A. No real roots B.-3/4 C. -3/4 and 3/4 D.81/256

OpenStudy (anonymous):

well, look at positive 9...what is its square root? And you already know the square root of 16. so when you find the square root of +9, you just put a negative sign in front of it and you get.......

OpenStudy (anonymous):

its -9

OpenStudy (anonymous):

and the square root of +9 is 3...so whats the SR of -9??

OpenStudy (anonymous):

-3

OpenStudy (anonymous):

and so -3/4 is your answer...B

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

np

OpenStudy (anonymous):

if the question is -9/16 then it does not have real roots

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