M * 4/5 for m equals 7/8
1 answer:
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Answer:
Step-by-step explanation:
The series is an arithmetic series with first term (a1) -9 and common difference (d) 5. Then the general term (an) is ...
an = a1 +d(n-1) = -9 +5(n-1) = -14 +5n
The summation notation indicates the sum of "n" of these terms.
Answer:
x > 64
therefore, 65 and 66 both apply
Step-by-step explanation:
> 8
square each side to get:
x > 64