A. -30
B. -15
C. 15
D. 30
Given the quadratic equation x2- (A - 3) x - (A - 2), for what value of A will the sum of the squares of the roots be zero?
16.02 x 0.001 =?
How much of 200 Rs / kg type tea should be mixed with 12 kg of 100 Rs / kg type tea to make 160 Rs / kg of branded tea ?
(16)²- 5³ + √169 = (?)²
(6)² + (8)² + (2)² - (9)²=?
5434+5782=? * 25
4561 + 3254 =5422 +?
0.01 X 0.1 - 0.001 ÷10 + 0.01 = ?
(98x198)÷(48x148)=?
(0.04)? x (0.2)? ÷ (0.008)^2 =(0.2)?