Answer:
[tex] \huge\color {red}\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit [/tex]
âś’Evaluating Expressions
[tex] \huge\color {red}\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit [/tex]
Evaluate:
[tex] \sf \: a. \: 5 {}^{ - 3} [/tex]
[tex] \sf \: b. \: \frac{1}{ {4}^{ - 2} } [/tex]
[tex] \huge\color {red}\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit [/tex]
Solution:
[tex] \sf \: a. \: {5}^{- 3} = \frac{1}{ {5}^{3} } = \frac{1}{5 \: Ă— \: 5 \: Ă— \: 5} = \frac{1}{125} [/tex]
[tex] \sf \: b. \: \frac{1}{ {4}^{ - 2} } = \frac{1}{ \frac{1}{4 {}^{2} } } = {4}^{2} = 4 \: Ă— \: 4 = 16[/tex]
[tex] \huge\color {red}\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit\heartsuit [/tex]
