Math, asked by bilquisshiibaa, 4 months ago

Evaluate 91 x 109 with suitable identity​

Answers

Answered by maya27849
0

Answer:

1730

Step-by-step explanation:

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Answered by yokeshps2005
0

Answer:

= 109 × 91

= (100+9)(100-9)

BY USING IDENTITY, a^2 - b^2 = (a+b)(a-b)

= (100)^2 - (9)^2

= 10000-81

= 9919

HOPE THIS WILL HELP YOU

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