CBSE Class 8 Maths Worksheet
Algebraic Expressions And Identities - Multiplying a Monomial by a Polynomial
1.
Find the product: h + y – 5, 5hy
2.
Carry out the multiplication of the expression: pq + qr + rp,
3.
Carry out the multiplication of the expression: ab, a – b
4.
Find the product: a , b + c + d
5.
Carry out the multiplication of the expression: a + b, 7a2b2
6.
Carry out the multiplication of the expression: 4p, q + r
7.
Simplify the expressions and evaluate 3y (2y – 7) – 3 (y – 4) – 63 for y = –2
8.
Carry out the multiplication of the expression: a2 – 9, 4a
9.
Simplify the expressions and evaluate h (h – 3) + 2 for h = 1,
10.
Simplify a (a2 + a + 1) + 5 and find its value for a = 1
11.
Simplify 3h (4h – 5) + 3 and find its values for h = 3
12.
Simplify a (a2 + a + 1) + 5 and find its value for a = – 1.
13.
Simplify 2h (h -1) + 5 and find its value at h -1
14.
Simplify 3h (4h – 5) + 3 and find its values for h = 1/2
15.
Simplify a (a2 + a + 1) + 5 and find its value for a = 0
16.
Find the product: a + b + c , abc
17.
Find the product: p , 6p2 – 7p + 5
18.
Find the product: 4p2q2 , p2 – q2
CBSE Class 8 Maths Worksheet
Algebraic Expressions And Identities - Multiplying a Monomial by a Polynomial
Answers
1.
5hy2+5hy2-25hy
2.
0
3.
a2b -ab2
4.
ab+ac+ad
5.
7a3b2+7a2b3
6.
4pq+4pr
7.
24 + 48 – 51 = 72 – 51 = 21
8.
4a3-36a
9.
1 – 3 + 2 = 3 – 3 = 0
10.
8
11.
12h2-15h+3 , 66
12.
4
13.
2h2-2h+5 , 9
14.
6 (-15/2) , -3/2
15.
5
16.
a2bc+ab2c+abc2
17.
6p3-7p2+5p
18.
4p4q2-4p2q4
