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CBSE Class VIII
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Mathematics
List of top Mathematics Questions on Multiplying a Polynomial by a Polynomial asked in CBSE Class VIII
Carry out the multiplication of the expressions in each of the following pairs.
(i)
4p, q + r
(ii)
ab, a – b
(iii)
a + b, 7a²b²
(iv)
a
2
– 9, 4a
(v)
pq + qr + rp, 0
CBSE Class VIII
Mathematics
Multiplying a Polynomial by a Polynomial
Simplify.
(i) (x
2
– 5) (x + 5) + 25
(ii) (a
2
+ 5) (b
3
+ 3) + 5
(iii) (t + s
2
)
(t
2
– s)
(iv) (a + b) (c – d) + (a – b) (c + d) + 2 (ac + bd)
(v) (x + y) (2x + y) + (x + 2y) (x – y)
(vi) (x + y) (x
2
– xy + y
2
)
(vii) (1.5x – 4y) (1.5x + 4y + 3) – 4.5x + 12y
(viii) (a + b + c) (a + b – c)
CBSE Class VIII
Mathematics
Multiplying a Polynomial by a Polynomial
Find the product.
(i) (5 – 2x) (3 + x)
(ii) (x + 7y) (7x – y)
(iii) (a
2
+ b) (a + b
2
)
(iv) (p
2
– q
2
) (2p + q)
CBSE Class VIII
Mathematics
Multiplying a Polynomial by a Polynomial
Multiply the binomials.
(i) (2x + 5) and (4x – 3)
(ii) (y – 8) and (3y – 4)
(iii) (2.5l – 0.5m) and (2.5l + 0.5m)
(iv) (a + 3b) and (x + 5)
(v) (2pq + 3q
2
) and (3pq – 2q
2
)
(vi) (
\(\frac{3}{4}\)
a
2
+ 3b
2
) and 4(a
2
–
\(\frac{2}{3}\)
b
2
)
CBSE Class VIII
Mathematics
Multiplying a Polynomial by a Polynomial