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A product of as a power, that is, using an exponent and a base. 2•2•2•2 POWERS & EXPONENTS 4 common factors repeated ? = exponent ? 2 base: the common factors can be expressed 4 tells how many times the base is used as a factor factor ? ½•½•½•3•3•3•3= ⅔•⅔•5•5•5= ½3 • 34 ⅔ • 5 d•⅜•d•d•⅜= d •⅜ 470 = Zero and Negative Exponents HINT: THE ANSWER TO EVERYTHING ON THIS PAGE IS THE SAME NUMBER Any number (besides zero) to the zero power is 40 =1 30= 70=1 b0=1 as long as b ≠ 0 x0= x ≠0 53 5-2 5-1 52 51 ? 50 125 ? 25 ? 1/5 ? 1/25 ? 1 ? 5 ÷5 ÷5 ÷5 ÷5 ÷5 None of these = -5 ? |