2 Answers

Kaniyan · Answer 1 · 2019-10-10T17:53:07+0000

the correct question in the attached figure

we have that
x + 4 = x²
step 1
raise to ^(1/2) both members
(x+4)^(1/2)=(x²)^(1/2)
(+-)√(x+4)=x
but remember that x>0
then
√(x+4)=x

the answer is the option C

Which equation can be rewritten as x + 4 = x2? Assume mc006-1.jpg-example-1

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