Q-1 Simplify combining like terms - -i- 21b-32-7b-20b -ii- -z2-13z2-5z-7z-3-15z -iii- p-p-q-q-q-p- -iv- 3a-2b-ab-a-b-ab- -3ab-b-a

Dear Student, 1. #160;(i) #160;21b #160;32 #160;+ #160;7b #160; #160;20b #160;= #160;21b #160;+ #160;7b #160; #160;20b #160; ...

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Addition of Algebraic Expressions

Q.1 Simplify ...

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Q.1 Simplify combining like terms : (i) 21b-32+7b-20b (ii) -z²+13z²-5z+7z³-15z (iii) p-(p-q)-q-(q-p) (iv) 3a-2b-ab-(a-b+ab) +3ab+b-a

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Simplify combining like terms:

(i) 21b − 32 + 7b − 20b

(ii) − z² + 13z² − 5z + 7z³ − 15z

(iii) p − (p − q) − q − (q − p)

(iv) 3a − 2b − ab − (a − b + ab) + 3ab + b − a

(v) 5x²y − 5x² + 3y x² − 3y² + x²− y²+ 8xy² −3y²

(vi) (3 y²+ 5y − 4) − (8y − y² − 4)

- z^{2} + 13 z^{2} - 5 z + 7 z^{3} - 15 z

5 x^{2} y - 5 x^{2} + 3 y x^{2} - 3 y^{2} + x^{2} - y^{2} + 8

- z^{2} + 13 z^{2} - 5 z + 7 z^{3} - 15 z

Question 1 (ii)

Simplify combining like terms:

$- z^{2} + 13 z^{2} - 5 z + 7 z^{3} - 15 z$

Question 1 (iv)

Simplify combining like terms:

3a - 2b - ab - (a - b + ab) + 3ab + b - a

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