2 years ago

What is the y-intercept of the graph of the equation y = 2(x - 3)² + 7? -3 6 7 25

Mathematics

1 answer:

babunello [35]2 years ago

6 0

The y-intercept would be 25, if you want to find the y-intercept, plug in zero for x!

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$\huge\boxed{x=9}$

Step-by-step explanation:

$\angle A\cong\angle B\qquad\text{therefore}\qquad AC\cong BC\Rightarrow|AC|=|BC|\\\\\text{We have}\ |AC|=20;\ BC=3x-7.\\\\\text{Therefore}\\\\3x-7=20\qquad|\text{add 7 to both sides}\3x-7+7=20+7\\\\3x=27\qquad|\text{divide both sides by 3}\\\\\dfrac{3x}{3}=\dfrac{27}{3}\\\\x=9$

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Step-by-step explanation: