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asked Jul 21, 2021 59.0k views

2 votes

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Mathematics
college

Avli asked

by Avli

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1 Answer

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Explanation:

$\huge \: 2 √(x) .4 {x}^{ - (5)/(2) } \\ \\ \huge \: = 2.4 {x}^{ (1)/(2) } . {x}^{ - (5)/(2) } \\ \\ \huge \: = 8 {x}^{ (1)/(2) - (5)/(2) } \\ \\ \huge \: = 8 {x}^{ (1 - 5)/(2) } \\ \\ \huge \: = 8 {x}^{ - (4)/(2) } \\ \\ \huge \: = 8. {x}^( - 2) \\$