3 years ago

If f ( x ) = 3 x² + 4, solve for x when f(x)=31

Mathematics

2 answers:

ICE Princess25 [194]3 years ago

8 0

Step-by-step explanation:

3x²+4=31

3x²=31-4

3x²=27

x²=27÷3

x²=9

x=±3

xz_007 [3.2K]3 years ago

3 0

Answer:

I hope you got it. I tried my best to give answer

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