Helpppp!!!! Which of the following are square roots of the number below? Check all that apply. 49 A. 7

Question

Helpppp!!!!
Which of the following are square roots of the number below? Check all that
apply.

49

A. 7
B. 28
C. 8
D. -491/2
E. -7
F. 491/2

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Kim Cúc 3 years 2021-08-19T10:31:44+00:00 1 Answers 22 views 0

Answers ( )

  1. danthu
    0
    2021-08-19T10:32:48+00:00
    Reply

    Answer:

    Step-by-step explanation:

    Because 7(7)=(-7)(-7)=49 the square roots of 49 are 7 and -7

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