itscaitlinrussell itscaitlinrussell

23-03-2017
Mathematics

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If y = 3x2 + 4 , find the value of y when x = 4

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23-03-2017

I'm not sure if I'm right but I believe the y=148

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23-03-2017

the answer is y=52
3 (4)^2+4=y
3(16)+4=y
48+4=y
52=y

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