X²+4x+8=0
use the quadratic formula: (sorry cannot type it here)
√(b²-4ac)=√(4²-4*1*8)=√(16-32)=√(-16)=+/- 4i
x=(-4+4i)/2 or (-4-4i)/2
x=-2+2i or x=-2-2i
the answer is A
Omg what grade are you in. wish I could help.
Multiply both sides by 8. Then divide both sides by 3. Answer is 8/3
Answer:
D.
Step-by-step explanation:
f(5) = -25 + 40
f(5) = 15
