Advertisements
Advertisements
Question
Evaluate : (3−2x) (3+2x) (9+4x2)
Sum
Advertisements
Solution
(3−2x) (3+2x) (9+4x2)
= [{3}2−(2x)2] (9+4x2)
= (9−4x2) (9+4x2)
= (9)2 − (4x2)2
= 81 − 16x4
shaalaa.com
Product of Sum and Difference of Two Terms
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Evaluate : (2a−b) (2a+b) (4a2+b2)
Use the product (a + b) (a – b) = a2 – b2 to evaluate:
33 x 27
Use the product (a + b) (a – b) = a2 – b2 to evaluate:
9.8 x 10.2
Evaluate : `(7"x"+2/3"y")(7"x"-2/3"y")`
Evaluate : (7x + 15y) (5x − 4y)
Evaluate : (9a − 7b) (3a − b)
Evaluate: (a2 + 5) (a2 − 3)
Evaluate: (4x2 − 5y2) (4x2 + 5y2)
Evaluate: (m + 3) (m − 3) (m2 + 9)
Evaluate: (3x + 4y) (3x − 4y) (9x2 + 16y2)
