Geometric Sequence
24) 7, -14, 28, -56, _, _, _,
25) 2, 1, 1
[tex] \frac{1}{2} [/tex]
_, _, _,
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Geometric Sequence
24) 7, -14, 28, -56, _, _, _,
25) 2, 1, 1
[tex] \frac{1}{2} [/tex]
_, _, _,
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Answer:
24.) 7 , -14 , 28 , -56 , 112 , 224 , 448
can you fix the number 25 ?
Step-by-step explanation:
24.) 7 , -14 , 28 , -56 , _ , _ , _
formula : an = a1(r)^(n-1)
a1 = 7 , r = -14/7 → -2
a5 = 7(-2)^(4) → 112
a6 = 7(-2)^(5) → 224
a7 = 7(-2)^(6) → 448