Given that a = −1, b = 2, c = −3. Calculate the value of a4 − ab2 +...
Mark “ʘ” means add the first number by twice of the second number and subtract the result by 5....
Look at the statements below: (1) a + b = b + a (2) a − b = b...
Look at the statements below: (1) a × (b + c) = a × b + a × c...
Look at these statements below: (1) a + b + c = c + b + a (2) a...
9999 + 8888 + 7777 − 3333 − 2222 − 1111 = ... (A) 1111 (B) 3333 (C) 6666...
17 × 23 + 27 × 17 = ... (A) 450 (B) 850 (C) 7106 (D) 14.450
25 × 97 − 25 × 77 = ... (A) 200 (B) 250 (C) 400 (D) 500