What number should be added to both sides of the equation to complete the square x2 + 8x = 17 (x2 is an exponent so x squared by
1 answer:
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Answer:
-3
Step-by-step explanation:
we khow that the vertex form of a function is written this way :
f(x)=a(x-h)²+k
- the coordinates of the vertex are (h,k) so from the graph we can deduce that k = -3
It's C) -3/4
If you need the steps let me know. (:
If you need the steps let me know. (: