A rectangle has a length of 12 and a width of 9. What is the
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Answer:
Step-by-step explanation:
geometric progression formula:
given:
common ratio, r = 1/2
1) find the value of a
we're finding the 1st term, so substitute 1 into n:
first term is 5. so we substitute 5 into the equation:
2) find the 10th term
we're finding the 10th term, so substitute 10 into the equation and don't forget to substitute 5 into a: