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प्रश्न
Factorise:
2x2 – 7x – 15
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उत्तर
2x2 – 7x – 15
= 2x2 – 10x + 3x – 15
= 2x(x – 5) + 3(x – 5) ...[By splitting term]
= (2x + 3)(x – 5)
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संबंधित प्रश्न
Determine the following polynomial has (x + 1) a factor:
x3 + x2 + x + 1
Use the Factor Theorem to determine whether g(x) is a factor of p(x) in the following case:
p(x) = x3 + 3x2 + 3x + 1, g(x) = x + 2
Find the value of k, if x – 1 is a factor of p(x) in the following case:
p(x) = `2x^2+kx+sqrt2`
Factorise:
2x2 + 7x + 3
Factorise:
3x2 – x – 4
Find the factor of the polynomial given below.
3y2 – 2y – 1
Factorize the following polynomial.
(x2 – 6x)2 – 8 (x2 – 6x + 8) – 64
Factorize the following polynomial.
(y + 2) (y – 3) (y + 8) (y + 3) + 56
Find the value of m so that 2x – 1 be a factor of 8x4 + 4x3 – 16x2 + 10x + m.
Factorise:
a3 – 8b3 – 64c3 – 24abc
