Answer:
-2.59x10^15
Step-by-step explanation:
Answer:
B is incorrect
Step-by-step explanation:
Attempt B is incorrect because the adjacent of the angle is used instead of the opposite.
5000 ~ 40 bc because a x and give that
Hey there!
The answer would be B. Geometric sequence with an initial value of 7 and a growth factor of 2. The first, or initial value is 7 in the sequence and each number is multiplied by 2 as the sequence goes on.
Hope this helps !
All you have to do, is combine like terms. Let's go through it:

Arrange it so you can easily combine like terms:

So, your answer for the sum is 1) 7x² - 10x + 2