Post a New Question

Math

posted by on .

Simplify:
a) 8^2 = 64 ... correct?
b) 8^-2 = 1/8^2 ... correct?
c) (1/8)^2 = 1/64??
d) (1/8)^-2 = 1/64??
e) -8^2 = 64??
f) (-8)^2 64??

Please let me know if these are correct.
Thank you!

  • Math - ,

    yes they are all correct, i tried them on my calculator.

  • Math - ,

    Thank you!!

  • Math - ,

    d) is not correct
    (1/8)^-2
    = (8/1)^+2
    = 64

    be careful with e) and f)

    e) -8^2 = -64
    it means -(8)(8)

    f) (-8)^2 = +64
    it means (-8)(-8)

  • Math - ,

    i guess i made the same mistake she did?

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question