Solve x= sqrt(2x+3)

Israel Young

Israel Young

Answered question

2023-03-16

Solve x = 2 x + 3

Answer & Explanation

Stephanie Oconnell

Stephanie Oconnell

Beginner2023-03-17Added 5 answers

( 2 x + 3 ) 2 = x 2
x 2 - 2 x - 3 = 0
a x 2 + b x + c = 0
x 1 , 2 = - b ± b 2 - 4 a c 2 a
x 1 , 2 = - ( - 2 ) ± ( - 2 ) 2 - 4 1 ( - 3 ) 2 1
x 1 , 2 = 2 ± 16 2
x 1 , 2 = 2 ± 4 2 = { x 1 = 2 + 4 2 = 3 x 2 = 2 - 4 2 = - 1

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