Review of Introductory Mathematics EXPONENTSRule 4: Any exponential number divided by itself is equal to one.anan1Rule 5: To raise a product to a power, raise each factor to that power.(ab)n = anbnThis arises from the associative law for multiplication, that is, order of multiplication does notalter the product.Example:(ab)2 = (a x b) x (a x b) = (a x a) (b x b) = a2 x b2If doubt exists in the student’s mind, try multiplying (2 x 3)2 out in different orders. All orderswill yield 36.Rule 6: To raise a quotient to a power, raise both the numerator and denominatorto that power.abnanbnExample:To demonstrate this, consider3221.522.2521494But , the same value.322294Rev. 0 Page 63 MA-01
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