Oblicz;
a) -2 razy (-3) razy (-11)=
b) 5 razy (-(-2) +(-3) =
c) -3 razy (( -2+1)-4) =
d) -(-(6 +(-7))) =
e) -(-5-(-3)) =
f) -(-2)³ - (-2)² =
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a) = 6 * (-11)= -66
b) = 5 * (2 - 3)= 5 * (-1)= -5
c) = -3 * (-1 - 4) = -3 * (-5) = -15
d) = -[-(6 -7)] = -[-( -1)] = -1 (rety, wiesz, co to są nawiasy kwadratowe???)
e) = -(-5 +3) = -(-2) = 2
f) -(-8) - 4 = 8 - 4 = 4