Advertisements
Advertisements
प्रश्न
Factorise the following expression:
7x − 42
योग
Advertisements
उत्तर
7x = 7 × x
42 = 2 × 3 × 7
The common factor is 7.
∴ 7x − 42
= (7 × x) − (2 × 3 × 7)
= 7 (x − 6)
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 12: Factorisation - EXERCISE 12.1 [पृष्ठ १४८]
APPEARS IN
संबंधित प्रश्न
Find the common factors of the terms.
16x3, −4x2, 32x
Factorize the following:
20x3 − 40x2 + 80x
Factorize the following:
16m − 4m2
Factorize the following:
ax2y + bxy2 + cxyz
Factorise : (a2 - a) (4a2 - 4a - 5) - 6
Factorise : 2(ab + cd) - a2 - b2 + c2 + d2
factorise : x2y - xy2 + 5x - 5y
factorise : ab(x2 + y2) - xy (a2 + b2)
Factorise: a4 - 625
Factorise:
`y^2 + (1)/(4y^2) + 1 - 6y - (3)/y`
