Question

Evaluation (_6)×(_15)×(_5) , 9×(_12) ×10
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Answer 1

(i) -6×-15×-5

= -90×-5

= -450

(ii) 9×-12×10

= -108 × 10

= -1080

Answer 2

if you mean

(-6)×(-15)×(-5). ,. 9×(-12)×10

then your answer

a.(-6)×(-15)×(-5)

90×(-5)

-450

b.9×(-12)×10

-108×10

=-1080