Ask your own question, for FREE!
Mathematics 19 Online
OpenStudy (anonymous):

Evaluate the expression for a = –1 and b = 5. (ab)^2

OpenStudy (anonymous):

25

OpenStudy (anonymous):

its not -25?

OpenStudy (anonymous):

no, no square of a real number can be negative :)

OpenStudy (anonymous):

so 25?

Directrix (directrix):

(ab)^2 = (-1)*(5)] ^ 2 = [-5] ^ 2 = 25

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!