Q. Select the equivalent expression.x−6⋅x−7x−3x2x10x101x21
Simplify denominator: Simplify the denominator by adding the exponents of x. When multiplying powers with the same base, you add the exponents. x−6×x−7=x−6+−7 = x−13
Add exponents: Divide the powers by subtracting the exponents.When dividing powers with the same base, you subtract the exponents.x−13x−3=x−3−(−13)=x−3+13=x10
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