chloe4542 chloe4542

16-01-2024
Mathematics

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consider this expression Im² - 7I+n², when m = -2 and n = 5, the value of the expression is____

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jimrgrant1 jimrgrant1

16-01-2024

Answer:

- 42

Step-by-step explanation:

given the expression

1m² - 71 + n²

= m² - 71 + n² ← substitute m = - 2 and n = 5 into the expression

= (- 2)² - 71 + 5²

= 4 - 71 + 25

= - 67 + 25

= - 42

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