Subtract : 6a + 3 from A3 − 3a2 + 4a + 1

Subtract : 6a + 3 from a³ − 3a² + 4a + 1

Sum

a³ − 3a² + 4a + 1
+ 6a + 3
− −
a³ − 3a² − 2a − 2

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Combining like Terms

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Chapter 11: Algebraic Expressions - Exercise 11 (B) [Page 140]

Chapter 11 Algebraic Expressions
Exercise 11 (B) | Q 4.5 | Page 140

Add : 8x − 3y + 7z, −4x + 5y − 4z, −x − y − 2z

Add : x³ − x²y + 5xy² + y³, - x³ − 9xy² + y³, 3x²y + 9xy²

Find the total savings of a boy who saves ₹ (4x – 6y), ₹ (6x + 2y), ₹ (4y – x) and ₹ (y – 2x) for four consecutive weeks.

Subtract : 3a − 5b + c + 2d from 7a − 3b + c − 2d

Subtract : x³ − 4x − 1 from 3x³ − x² + 6

Subtract : cab − 4cad − cbd from 3abc + 5bcd − cda

Take m² + m + 4 from −m² + 3m + 6 and the result from m² + m + 1.

Subtract the sum of 5y² + y – 3 and y² – 3y + 7 from 6y² + y – 2.

How much more than 2x² + 4xy + 2y² is 5x² + 10xy – y² ?

The sides of a triangle are x² – 3xy + 8, 4x² + 5xy – 3 and 6 – 3x² + 4xy. Find its perimeter.