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Big Ideas Math: Modeling Real Life, Grade 8
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Big Ideas Math: Modeling Real Life, Grade 8 View details
1. Finding Square Roots
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Exercise 16 Page 378

Think of a number that when raised to the second power results in 1600.

- 40

Practice makes perfect
We want to find the negative square root of 1600. - sqrt(1600)We need to think of a number that when raised to the second power results in 1600. This number is 40.
40^2
CalcPow

Calculate power

1600 âś“
With this information, we can say that the negative square root of 1600 is - 40. - sqrt(1600) = - 40
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arrow_right Self-Assessment for Problem Solving p.377
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