Simplify.
a) +10 - -7
b) -9×3×-1
c) (-3)^2
Answers
Answered by
0
Answer:
a)17 [since -(-)=+]
b)27
c)(-3)^2=-3×-3=9
Answered by
1
Answer:
(a) 17
(b) 189
(c) 9
Step-by-step explanation:
(a) 10-(-7)
= 10+7
= 17 Ans
(b) -9×3×(-7)
= -27×(-7)
= 189 Ans
(c) (-3)^2
= -3×(-3)
= 9 Ans
I hope it help you
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