What is the first step when rewriting y = –4x2 + 2x – 7 in the form y = a(x – h)2 + k?
2 answers:
Answer:
For edge it's B, I just took the test.
Step-by-step explanation:
Complete the square
first, the coeieicne infront of x^2 term musbe 1
so if you have
y=ax^2+bx+c
isolate x terms and undistribute a
y=a(x^2+(b/a)x)+c
B is answer
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Answer:
6
Step-by-step explanation:
The answer in simplest form would be 1/6
3 times -12
Step-by-step explanation:
It could be this or -12 times 3
X=2
its x=2 because you have to divide -20x by -40 so the two negatives cancel out each other and then you get 2.
Answer is : 6
workings:
8x = 48
divide by 8 on both sides.
x = 6
we could check it by substituting x back in so, 8 x 6 = 48