Answer:
x = 3.5
Step-by-step explanation:
(x^2 +2x +1) -(x^2 -6x +9) = 20
.. 8x -8 = 20
.. x = 28/8 = 3.5
<span>2, 4, 8, 16, –32, 64, …
Common ratio = 4/2 = 2
16/8 = 2
But -32/16 = -2.
The ratio is not constant, hence it is not a geometric.
D. The sequence is not a geometric sequence.</span>
Answer:
15-16=-1
Step-by-step explanation:
Answer:
She has 6 hours left.
Step-by-step explanation:
She started with 3 hours saved and got 2 more hours for each day that she did her chores and ate her vegetables. Since she did her chores and ate her vegetables 4 days that means that in total she gained 8 hours (4 * 2) plus the ones she already had saved. So 8 + 3 = 12 - 6 = 6
Please give brainliest
Prime factorization can be obtained by the factor tree
72=2*36=2*(2*18)=2*(2*(2*9))=2*2*2*3*3=2^3*3^2