. Simplify 3y(2y-7) – 3(y-4) and evaluate them for y = -2 and y = 0
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Answer:
put y=-2ans60 and y=0ans-12
Step-by-step explanation:
3y(2y-7)-3(y-4)
6y^2-21y-3y-12
6y^2-24y-12
put y=-2we get
6(-2)^2-24(-2)-12
6(4)-24(-2)-12
24+48-12
72-12
60
put y=0
6y^2-21y-12
6(0)^2-21(0)-12
-12
therefore y=-2 is 60
y=0 is -12
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