Math, asked by mrunal3060, 3 months ago

subtract ( -ab + 5a² - 8 ) from ( 11 + 4ab - a² )

Answers

Answered by khushbumahak
3

Answer:

Question

subtract \: ( - ab + 5a {}^{2}  - 8 \: from \: (11 + 4ab - a {}^{2}

Answer

11  + 4ab - a {}^{2}  - ( - ab + 5a {}^{2}  - 8)

11 + 4ab - a {}^{2}  + ab - 5a {}^{2} + 8

18 + 5ab - 6a {}^{2}

 - 6a {}^{2}  + 5ab + 18

hope it will help you.

Answered by MrHyper
23

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\bf{{\underline{To~subtract}}:}

 \sf ( -ab + 5a² - 8 )  \:  \: from  \:  \: ( 11 + 4ab - a² )  \\  \sf \implies ( 11 + 4ab - a² ) - ( -ab + 5a² - 8 ) \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \:  \\  \sf \implies 11 + 4ab -  a² + ab - 5a² + 8 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \: \\ \bf Collecting \: the \: like \: terms \: we \: get :   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \:\\   \sf (11 + 8) + (4ab + ab) + ( - a² - 5a²) \:  \:  \:  \:  \\  \sf \implies (19) + (5ab) + ( - 6a²) \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \: \:  \:  \:  \:  \:  \:  \:   \: \\ \sf \implies  \blue{ \underline{ \boxed{ \bf - 6a² + 5ab + 19}}} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \: \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \: \:  \:  \:  \:  \:  \:  \:  \:  \:

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