Question

( 2 x - 5 y ) ^ { 3 } - ( 2 x + 5 y ) ^ { 3 } expand both seprately and then minus both seprately​

Answer 1

Step-by-step explanation:

(−2x+5y)

3

using the formula, (a+b)

3

=a

3

+b

3

+3ab(a+b)

=(−2x)

3

+(5y)

3

+3×(−2x)×(5y)(−2x+5y)

=−8x

3

+125y

3

+60x

2

y−150xy

2

Answer 2

Step-by-step explanation:

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