Advertisements
Advertisements
प्रश्न
Factorise the following expression.
2x2 – 2y + 4xy – x
योग
Advertisements
उत्तर
We have,
2x2 – 2y + 4xy – x
= 2x2 – x – 2y + 4xy
= x(2x – 1) – 2y(1 – 2x)
= x(2x – 1) + 2y(2x – 1)
= (2x – 1)(x + 2y)
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३४]
APPEARS IN
संबंधित प्रश्न
Identify the term, their coefficients for the following expression:
7x2yz − 5xy
Group the like term together: 9x2, xy, – 3x2, x2 and – 2xy
Fill in the blank:
6xy2 – 9xy2 = ______
Simplify: -5ax2 + 7ax2 – 12ax2
Simplify: 6a – 3 (a + b – 2)
Simplify: -1[a - 3{b - 4(a - b - 8) + 4a} + 10]
Area of a rectangular plot with sides 4x2 and 3y2 is ______.
Write the greatest common factor in the following terms.
11x2, 12y2
Identify term which contain x and give the coefficient of x.
12xy2 + 25
Factors of –5x2y2z are ______.
