(5/2) square × (-5/8)^-2
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Answer:
369/100
Step-by-step explanation:
=> (5/2)^2 × (-5/8)^-2
=> 5²/2²×-5-²/8-²
=> a^-m= 1/a^m
=> (-5/8)^-2= (-8/5)^2
=> 25/4 - 64/25
lcm of 4 and 25= 100
25/4×25/25= 625/100
-64/25×4/4= -256/100
=> 625/100-256/100
=> 369/100
hope it helps :)
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