Advertisements
Advertisements
प्रश्न
Factorise the following expression:
−16z + 20z3
योग
Advertisements
उत्तर
16z = −1 × 2 × 2 × 2 × 2 × z
20z3 = 2 × 2 × 5 × z × z × z
The common factors are 2, 2, and z.
∴ −16z + 20z3 = −1 (2 × 2 × 2 × 2 × z) + (2 × 2 × 5 × z × z × z)
= (2 × 2 × z) [−1 (2 × 2) + (5 × z × z)]
= 4z (− 4 + 5z2)
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Find the common factors of the terms.
2y, 22xy
Find the common factors of the terms.
14pq, 28p2q2
Factorise the following expression:
6p − 12q
Factorize the following:
2x3y2 − 4x2y3 + 8xy4
Factorize the following:
ax2y + bxy2 + cxyz
Factories by taking out common factors :
ab(a2 + b2 - c2) - bc(c2 - a2 - b2) + ca(a2 + b2 - c2)
Factorise : `1/4 ( a + b )^2 - 9/16 ( 2a - b )^2`
Factorise : 12abc - 6a2b2c2 + 3a3b3c3
factorise : xy2 + (x - 1) y - 1
Factorise 12a2b+ 15ab2.
