ALGEBRA I - SECTION 7-2 (Multiplying Powers With the Same Base)

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ALGEBRA I - SECTION 7-2 (Multiplying Powers With the Same Base) 4/6/2019 ALGEBRA I @ SECTION 7-2 : MULTIPLYING POWERS WITH the SAME BASE

1) What does 34 mean? 2) 24 • 23 = ANSWER : 3 • 3 • 3 • 3 2) 24 • 23 = ANSWER : 2 • 2 • 2 • 2 • 2 • 2 • 2 = 128

PRODUCT OF POWERS am • an = am+n 3) 83 • 86 5) 98 • 9-6 • 9-5 Rewrite each expression using the base only once. 3) 83 • 86 5) 98 • 9-6 • 9-5 ANSWER : 89 ANSWER : 9-3 PRODUCT OF POWERS am • an = am+n 4) (0.3)8 • (0.3)-5 ANSWER : (0.3)3

6) 3m3 • 5m9 9) 7) 3a6 • a-8 • -5a-5 10) Simplify each expression. ANSWER : 15m12 ANSWER : 20m7/3 7) 3a6 • a-8 • -5a-5 10) ANSWER : -15 / a7 8) 6abc • -3a2b-2 • c ANSWER : 100m3n16/15 ANSWER : (-18a3c2) / b

11) x8y7 • y-10 = x8y__ 12) a__b5 • a8b-2 = a4b__ Complete each equation. 11) x8y7 • y-10 = x8y__ ANSWER : -3 12) a__b5 • a8b-2 = a4b__ ANSWERS : -4, 3