2 years ago

Help with these two please

Mathematics

2 answers:

kolbaska11 [484]2 years ago

5 0

The answer to the question is 5 -5

ad-work [718]2 years ago

3 0

1. 2x^2=50 -> x^2=25 -> sqrt(x^2) = sqrt(25) -> x = +/- 5

2. (c+9)^2 = 64 -> square root both sides ->
(a) c+9=8 -> c= c= 8-9 -> c=-1
(b) c+9= -8 -> c= -8-9 -> c= -17

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