Question

(-5)^-4×(-5)^-3 please solve​

Answer 1

Answer:

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Step-by-step explanation:

3/4 + 3/5

take LCM of 5 and 4. LCM=20

Therefore, 3/4 = 3*5/4*5

3/5 = 3*4/5*4

= 15/20 + 12/20

= 27/20

Answer 2

Solution :-

=> (-5)^-4×(-5)^-3

= 625 × 125

= 78125

or....

= (-5)^-4×(-5)^-3

= (-5)^(-4)× (-3)

= (-5)^(-7)

= 78125

I hope it helps you ....