The line that is a linear model from the data is line c.
-3x^2 - 10x + 5 = 0
Quadratic formula:
-b +/- sqrt[b^2 - 4(a)(c)]/2(a)
So. . . 10 +/- sqrt[(10^2) - 4(-3)(5)]/2(-3)
10 +/- sqrt[100+60]/ -6
10 +/- sqrt[160]/-6
Answer:
answer is B
Step-by-step explanation:
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Answer:
G. 78.5 / π
{ i hope this helps :) i'm sorry if its wrong }
x+3
