Liczby dodatnie i ujemne
1. [11 x (-5) - (-3) *3] + [(-4) x 7 - (-3 x 6)]=
2. - 32 : 4 + (-56 : (-7) - *4=
3. -[-9 x 6- (-48) : (-6) - (-15)] x (-2)=
4. -90 : 5 i [*6 - 8 x (-7)] + (-4) x 5=
5. -144 : (-12) - (-108) : (-3) + (-5) x 7=
6. [-6 x (-4) - (-9) x *4 +*7 x (-2)] - *5=
7. [-21 x (-4) - (15) x (-8)] x [-2 + 3 (-7)]=
8. *(-5) - *(-9) + (-8) x 7=
9. 14 : (-2) + 81: (-9) - 72 : (-8) + (-23)=
1. *3= do potęgi drugiej
2.*4= do potęgi drugiej
4. *6= do potęgi drugiej
6. *4= do potęgi drugiej, *7=do potęggi drugiej, *5= do potęgi trzeciej
8. *(-5)= do potęgi trzeciej, *9= do potęgi drugiej
proszę o pomoc
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1. [-55+3+9]+[(-28-(-18)]= -43+10=-33
2. -8+(8-16)=-8-8=-16
3.-[-54-8+15] x (-2)= -(-47)x(-2) 47x -2= -94
4. -18 i [36+56]-20= -18 i 82-20= -18 i 62
5. 12-36 -35=-59
6.[24-(-9)x16+49x(-2)]-125=(24+144-98)-125=70-125=-55
7. [84-(-120)]x[-2-21]=(84+120)x(-23)204x(23)=-4692
8. -125-81-56=-262
9. -7+ (-9) -(-9)+(-23)=-7-9+9-23=-30