Write an equivalent expression to 2x + 3 + 5x + 6
1 answer:
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<em>If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up (+1).</em>
<em>If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down (no change).</em>
Answer:
r = 8
Step-by-step explanation:
The common ratio r of a geometric sequence is
r = =
= ..... =
Then
r = =
= 8