V = 1/3 × (pie) × radius^2 × height of cone
Answer:
a
Step-by-step explanation:
a=-4 r=12/-4=-3
T7= ar^n-1
= (-4)(-3)^7-1
=-2916
Answer:
for four copies the cost is $72
Step-by-step explanation:
52 + 5a = 24 + 12a
28 + 5a = 12a
28 = 7a
a = 4
52 + 20 = 72
for four copies the cost is $72
The answer is 75 I asked Siri
Answer:
3(9+r)
Step-by-step explanation:
pretty sure that should be it if not then mb
