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Addition of Algebraic Expression

Question 4iSu...

Question

Question 4(i)
Subtract 4a - 7 ab + 3b +12 from 12 a - 9 ab + 5b - 3

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Solution

12a- 9ab+ 5b-3
4a- 7ab+ 3b+12
$\frac{(-) (+) (-) (-)}{8 a - 2 a b + 2 b - 15}$

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4 a - 7 a b + 3 b + 12

12 a - 9 a b + 5 b - 3

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Q. Question 7

Which of the following is a binomial?
a)

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Question 71

Subtract the sum of $12 a b - 10 b^{2} - 18 a^{2}$ and $9 a b + 12 b^{2} + 14 a^{2}$ from the sum of $a b + 2 b^{2}$ and $3 b^{2} - a^{2} .$

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Addition of Algebraic Expression

Standard VII Mathematics

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