simplify [{( -2/5)^-7 * (-2/5)^9 } ÷ ( -2/5)^2] and express The result as power of 5
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Step-by-step explanation:
=> [{( -2/5)^-7 * ( -2/5)^9} ÷ ( -2/5)^2]
=> [{( -2/5)^-7+9} ÷ (-2/5)^2]
=> [{( -2/5)^2} ÷ (-2/5)^2]
=> [( -2/5)^2-2]
=> [ -2/5]^0
=> 1
I hope this answer is helpful for you ..........
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