Question

(a) 18 * (- 45) + (-45) * (- 18)​

Answer 1

Answer:

1620

Step-by-step explanation:

18 × (- 45) + (-45) × (- 18)​                [B.O.D.M.A.S rule] (First multiplication)

= - 810 + (-810)

= - 810 - 810                                    (Then multiplication)

= - 1,620 (Ans)

Answer 2

Answer:

+2+7+8+59+6×6÷6÷=8=+×+5+2+3+÷×4÷×4×-6_7€&*