Answer:
a8 = 512.
Step-by-step explanation:
This is geometric sequence with common ratio r = 2 and first term a1 = 4.
nth term = a1 r^(n-1)
So a8 = 4 2(^8-1)
= 4 * 2^7
= 4*128 = 512.
Answer:
(x+3) x+7 is the answer for the first question if it's the same way my school does it. Whatever you put in parentheses is the opposite of what you think. + is going to the left. - is going to the right but those only apply when in parentheses.
5 is D. 6 is A .try to learn your textbook additonal math T5 chapter2 and mathematic T5 chapter 3
$1290 or you could use 1289.50
Answer:
steps 2 and 3 must be switched
Step-by-step explanation:
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