GRADE 9 MATH: Identify the mistake in the following solution, and explain how to simplify the original expression correctly. Mak

Question

GRADE 9 MATH:

Identify the mistake in the following solution, and explain how to simplify the original expression correctly. Make the corrections.

5^-5 x (-5)^3 = -25^-2 = 1/-25^2 =-1/625

in progress 0
Huyền Thanh 3 days 2021-07-22T03:42:54+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-07-22T03:44:18+00:00

    Answer:

    See below

    Step-by-step explanation:

    The correct solution:

    • 5^-5 × (-5)^3 = – 5^(-5 + 3) = – 5^-2 = – 1/5^2 = – 1/25

    The mistake was:

    • -25^-2 instead of -5^-2

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )