Math Sight>Chapter 6 - Algebraic Expressions>Test Paper 2>Q 11

MEDIUM

7th CBSE

IMPORTANT

Earn 100

Two sides of a triangle measure $(34 + 3 x - 7 x^{2}) cm$ and $(4 x^{2} + 4 x + 5) cm$ . If the perimeter of the triangle is $48 cm$ , find the third side.

Important Questions on Algebraic Expressions

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 2

Add the following terms using horizontal method:

15 x^{2}, - x^{2}, 17 x^{2}, - 3 x^{2}

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 2

Add the following terms using horizontal method:

- 20 a, 10 a, 6 a, - 40 a

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 2

Add the following terms using horizontal method:

a + b, - a + b, a - b, - a - b

MEDIUM

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 2

Add the following terms using horizontal method:

8 a - 7 b, 4 a + 3 b, 14 b - 2 a

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 3

Add the following terms using column method:

a^{4} + b^{4} + 2 a^{2} b^{2}, 2 a^{4} - 7 b^{4} - 4 a^{2} b^{2}, 2 a^{4} - 3 b^{4}

MEDIUM

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 3

Add the following terms using column method:

\frac{- 5}{6} a^{2} b, \frac{- 3}{18} a^{2} b, \frac{2}{9} a^{2} b, \frac{1}{12} a^{2} b

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>EXERCISE 6.2>Q 3

Add the following terms using column method:

7 a + 5 b - 3 c, 6 a - 2 b + 2 c, 5 a + 4 b - 4 c

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 6 - Algebraic Expressions>Test Paper 2>Q 12

If

A = 4 x - 3 y

and

B = 5 x + 5 y

, find

A - 2 B

.