Find an equation for the graph sketched below
f(x) =

correct answer:

i^31 = -i

the answer is c)8

step-by-step explanaction:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

x = 12

y = 1

for the points!