What are the next three terms in the sequence 2, -4, 8, -16, 32, ...? A. -128, 256, -512 B. 160, 320, 640 C. 160, -320, 640 D. -
miv72 [106K]
Common ratio is -2
next 3 terms :
32 * -2 = -64
-64 * -2 = 128
128 * -2 = -256
answer is D
Segment XZ and segment ZX
Answer:
3.6
Step-by-step explanation:
9-0.2(4-7)^3
9-0.2(-3)^3
9 -0.2 (-27)
9-5.4=3.6
The 9th student is in the middle.
⇒ There are 8 students before him
⇒ There are 8 students behind him
Total number of students = 8 + 1 + 8 = 17
Answer: 17
Answer: 21/56
Step-by-step explanation:
You multiply the numerators together, 3•7 equalling 21.
Then you multiply the denominators together, 7•8 equalling 56.
