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. For the function y= -5×2 – 10x + c, the vertex is (-1,8). What is c? F. -13 G. -3 – J. 13 H. 3
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. For the function y= -5×2 – 10x + c, the vertex is (-1,8). What is c? F. -13 G. -3 – J. 13 H. 3
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Mathematics
3 years
2021-09-03T05:45:03+00:00
2021-09-03T05:45:03+00:00 1 Answers
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Answers ( )
Answer:
c=3
Step-by-step explanation:
8=-5(-1)^2-10(-1)+c
8=5+c
c=3