Answer:Im pretty sure it's quadratic
Step-by-step explanation:
The reason is because if you plot these on a graph they would make a "U" shape witch mean it's a parabola if it were exponential it would not make a "u" shape because it would keep going up and never come back down at a exponential rate.
arccos (-1/2) = angle whose cosine = -1/2
= 2pi / 3
Its the first choice.
Answer:
B
Step-by-step explanation:
it's a dots equation.
3x=117
3(14)=117
51=117
3x=117
3x/3 = 117/3
X=39
Antonio needs to sell 39 animal balloons in order to make $117.
