Question

please give me the answer​

Answer 1

ANSWER

(i) solution = 3×-1×-1-7×1

= 3× -1 - 7 × 1

= -3 -7

= - 10

(ii) solution = 4×-1 + 1 - 7 × -2

= - 4 +1 - 7×-2

= - 3 -7×-2

= -10×-2

= 20

(iii) solution = 4×-1×1+3×1×-2-7×-2×-1

= -4 ×1+3×-9×-2

= -4×4×-18

= -16 × -18 = 288

Answer 2

Answer:

Your answers are above..

HOPE IT HELPS..

PLEASE MARK BRAINLIEST.