Related Questions
The cost of a car, purchased 2 years ago, depreciates at the rate of 20% every year.If its present value is ₹ 2,52,480, find:
(i) its purchase price.
(ii) its value after 1 year.
If x2 + y2 = 37 and xy = 6; find :
(i) x + y
(ii) x - y
(iii) x2 - y2
Expand : (2x - y + 2)3
Expand :
(i) (x - 2y + 6)(x - 2y - 6).
(ii) (2a - 4b + 7) (2a + 4b + 7).