Advertisements
Advertisements
प्रश्न
Evaluate: (a2 + 5) (a2 − 3)
योग
Advertisements
उत्तर
(a2 + 5) (a2 − 3) = a2 (a2 − 3) + 5 (a2 − 3)
= a4 − 3a2 + 5a2 − 15
= a4 + 2a2 − 15
shaalaa.com
Product of Sum and Difference of Two Terms
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Evaluate : (a+1) (a-1) (a2+1)
Evaluate : (a+b) (a−b) (a2+b2)
Evaluate : (2a−b) (2a+b) (4a2+b2)
Evaluate : (3−2x) (3+2x) (9+4x2)
Use the product (a + b) (a – b) = a2 – b2 to evaluate:
9.8 x 10.2
Use the product (a + b) (a – b) = a2 – b2 to evaluate:
7.7 x 8.3
Evaluate : `(7"x"+2/3"y")(7"x"-2/3"y")`
Evaluate : (5x + 8y) (3x + 5y)
Evaluate : (2a − 3b) (3a + 4b)
Evaluate: (3x + 4y) (3x − 4y) (9x2 + 16y2)
