Answer:
Step-by-step explanation:
Given
a: Reflect over x-axis
The rule of this is:
So, we have:
b: Shift 3 units left
The rule of this is:
So, we have:
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1 answer:
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-2=a(3)^2-4
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add 4
2=9a
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se see vertex is (1,-4)
y=a(x-1)^2-4
find a
another point is (4,-2)
-2=a(4-1)^2-4
-2=a(3)^2-4
-2=9a-4
add 4
2=9a
divide b 9
2/9=a