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sdas [7]
2 years ago
6

HELP imdjhehdhshshssksjish​

Mathematics
2 answers:
puteri [66]2 years ago
7 0

Answer:

40

Step-by-step explanation:

\dfrac{ab^2 - 5}{10}

a = 5; b = 9

First, substitute 5 for a and 9 for b.

\dfrac{ab^2 - 5}{10} =

= \dfrac{(5)(9)^2 - 5}{10}

= \dfrac{(5)(81) - 5}{10}

= \dfrac{405 - 5}{10}

= \dfrac{400}{10}

= 40

tensa zangetsu [6.8K]2 years ago
5 0
The answer to this question is 40
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