Question

divisão..
a) +(-2+1). (-5-3)
b) +(-7-3). (-3+4)
c) -7 (+5-2)². (3-5)³
d) -5+2 -3
e)-2+1 -1+2

Answer 1

a) +(-2+1). (-5-3) = +(-1)(-2) = + 2
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b) +(-7-3). (-3+4) = +(-10)(+1) = - 10
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c) -7 (+5-2)². (3-5)³ = -7(+3)². (-2)³ = -7.9.8==> - 504
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d) -5+2 -3 = - 6
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e)-2+1 -1+2 = 0