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Solving Equations

1. Square root 0f x-1=3

2. The square root of x3 = 8

3. The square root of x2 = x an identity (true for all values of x)?

4. V = s3. Find the length of a side of a cube if the Volume is 729 cm3.

Solution Preview

1. square root 0f x-1=3

Solution. We can square both sides to get
x-1=9
So,
x=10

2. the square root of x3 = ...

Solution Summary

Equations are solved.

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