Math, asked by aayushi4643, 1 year ago

hi please answer me

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Answered by Bianchi
0

7ab(5xy + 8ab) \\  = 35abxy  + 56 {a}^{2}  {b}^{2}
Hope it'll help...:)

Arpita2005: Dear please provide The calculations too
Answered by Arpita2005
0
Hey there!

Given that,

7ab × (5xy + 8ab)

= 7ab × 5xy + 7ab × 8ab

= ( 7 × 5 ) × ( ab × xy ) + 7ab × 8ab

= 35 × abxy + 7ab × 8ab

= 35abxy + ( 7 × 8 ) ( a^1b ^ 1 × a^1b ^ 1 )

= 35abxy + 56 × a^2 × b^2 { Using the law : a^m × a^n = a^m+n }

= 35abxy + 56a^2b^2
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