Polymonials Exercise 5.2 Problem 2(i): Grade 8 Punjab Curriculum & Textbook Board

Punjab Text Book Board

Math: Grade 8

Solution Guide
Exercise 5.2

Problem: 2 (i)

Subtract

Subtract P from Q: (Q-P)

When

P =  3x⁴ +5x³ +2x² –x, 

Q =  4x⁴ +2x² +x³ -x +1

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Question: 2 (ii)

Subtract P from Q

When:

P = 2x +3y -4z -1,  Q = 2y +3x -4z +1

Question: 2 (iii)

Subtract P from Q

When:

P = a³ +2a²b +3ab² +b³,  Q = a³ -3a²b +3ab² –b³

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