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Exponents and Powers — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSExponents and Powers2 Marks
Question
Simplify and express the result in power notation with positive exponent: ${( - 3)^4} \times {\left( {\frac{5}{3}} \right)^4}$
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Answer

${( - 3)^4} \times {\left( {\frac{5}{3}} \right)^4}$
$ = {\{ ( - 1) \times 3\} ^4} \times {\left( {\frac{5}{3}} \right)^4}$
$ = {( - 1)^4} \times {3^4} \times \frac{{{5^4}}}{{{3^4}}}$
$= (5)^4$

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