Advertisements
Advertisements
प्रश्न
Simplify.
(a + b) (c − d) + (a − b) (c + d) + 2 (ac + bd)
Advertisements
उत्तर
(a + b) (c − d) + (a − b) (c + d) + 2 (ac + bd)
= a (c − d) + b (c − d) + a (c + d) − b (c + d) + 2 (ac + bd)
= ac − ad + bc − bd + ac + ad − bc − bd + 2ac + 2bd
= (ac + ac + 2ac) + (ad − ad) + (bc − bc) + (2bd − bd − bd)
= 4ac
APPEARS IN
संबंधित प्रश्न
Simplify.
(x + y) (x2 − xy + y2)
Simplify.
(1.5x − 4y) (1.5x + 4y + 3) − 4.5x + 12y
Write the following square of binomial as trinomial: (8a + 3b)2
Write the following square of binomial as trinomial: \[\left( 9a + \frac{1}{6} \right)^2\]
Write the following square of binomial as trinomial: \[\left( 3x - \frac{1}{3x} \right)^2\]
Write the following square of binomial as trinomial: \[\left( \frac{x}{y} - \frac{y}{x} \right)^2\]
Write the following square of binomial as trinomial: (a2b − bc2)2
Write the following square of binomial as trinomial: \[\left( \frac{2a}{3b} + \frac{2b}{3a} \right)^2\]
Product of 6a2 – 7b + 5ab and 2ab is ______.
Multiply the following:
`- 100/9 rs; 3/4 r^3s^2`
