Advertisements
Advertisements
प्रश्न
Evaluate: (3x + 4y) (3x − 4y) (9x2 + 16y2)
योग
Advertisements
उत्तर
(3x + 4y) (3x − 4y) (9x2 + 16y2)
= [(3x)2 − (4y)2] (9x2 + 16y2) .....[ ∵ (a − b) (a + b) = a2 − b2]
= (9x2 − 16y2) (9x2 + 16y2)
= (9x2)2 − (16y2)2 ......[ ∵ (a − b) (a + b) = a2 − b2]
= 81x4 − 256y4
shaalaa.com
Product of Sum and Difference of Two Terms
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Evaluate : (3x−4y) (3x+4y) (9x2+16y2)
Use the product (a + b) (a – b) = a2 – b2 to evaluate:
4.6 x 5.4
Evaluate: (6 – xy) (6 + xy)
Evaluate : `(3"x"-1/(2"y"))(3"x"+1/(2"y"))`
Evaluate: (2a + 3) (2a − 3) (4a2 + 9)
Evaluate : (a + bc) (a − bc) (a2 + b2c2)
Evaluate : (5x + 8y) (3x + 5y)
Evaluate : (2a − 3b) (3a + 4b)
Evaluate : (9a − 7b) (3a − b)
Evaluate: (m + 3) (m − 3) (m2 + 9)
