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Ipatiy [6.2K]
2 years ago
6

9 • (7 – 4)2 + 9 simplify asap

Mathematics
1 answer:
a_sh-v [17]2 years ago
5 0

Answer:

90

Step-by-step explanation:

9 x (3)2 + 9 first do the parenthesis

9 x 9 + 9 I am assuming the 2 was an exponent

81+9

90

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Elena-2011 [213]
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In 2010, there were 311 middle schools in Virginia. In 2016, there were 306. By what percent did the number of middle schools in
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3 0
2 years ago
Write the sum using summation notation, assuming the suggested pattern continues. 1 - 3 + 9 - 27 + ...
meriva
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