Math, asked by multanimaaz1432, 4 months ago

Q.6 Factorisation of z−7+7xy−xyz is

(a) (z−)(1−) (b) (1+xy)(z−) (c) (xy+1)(7−) (d) (7−)(xy−)

Answers

Answered by shubhamprajapat3953

1

ANSWER

z - 7 + 7xy - xyz

= (z - 7) + xy(7 - z)

= (z - 7) - xy(z - 7)

= (z - 7)(1 - xy)

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