Answer:
c. 15
Step-by-step explanation: 15 is divisible by 3
It's an upside (-) down parabola. The axis of symmetry is the x coordinate of the vertex.
you can easily find this using formula: x= -b/2a
for parabola: ax² + b + c = 0
x = -16 ÷ 2(-4)
x = 2
Answer C
Answer:
D.
Step-by-step explanation:
Actually, you are correct! Cause, all the following
expressions are equal to 1/64. (An alternative form would be
0.915625 and 2^-6) except for 4^5/4^2 which equals to just 64.