Math, asked by harshita4233, 8 months ago

Find the value of 1 - a2 + 14ab - 4ab2.

Answers

Answered by Lamaarif

10

Answer:

1 - a² + 14ab - 49b²

= 1 - ( a² - 14ab + 49b² )

= 1 - [ a² - 2 × a × 7b + ( 7b )² ]

= 1² - ( a - 7b )²

= [ 1 + ( a - 7b ) ] [ 1 - ( a - 7b )]

= ( 1 + a - 7b ) ( 1 - a + 7b

Answered by mdharaaneesh

0

Step-by-step explanation:

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