What is the sum of the first seven terms of the geometric series where a1 = 10 and r = -2? Hint: SR
a1(1 – ya)
r71, where a, is the first term and r is the common ratio.
1-
O S7 = 640
O S7= -430
O S7 = 430
OS7= -213

college

10 b/c 5*2 =10

step-by-step explanation:

d.) yes, because the volume of the cone is greater than the volume of the sphere

step-by-step explanation:

a: inscribed angles

step-by-step explanation:

i reviewed this question with a peer and teacher, seems to be correct, me later