Question

(A)(-2)³:(-8)=

(B) (-5)²:(-4-)=

(C)(-5+1)²+(+4)²-(-1)⁵=

me ajudem por favor

quem responder errado eu vou denuciar
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Answer 1

(A)(-2)³:(-8)=

-2³ : -8

-8 : -8

1

(B) (-5)²:(-4-)=

5² : -4

25 : -4

-6.25

(C)(-5+1)²+(+4)²-(-1)⁵=

4² + 4²-(-1)⁵

16 + 16-(-1)⁵ ---> 16 + 16-(-1⁵)

16 + 16 + 1

32 + 1

33

Answer 2

(A)(-2)³:(-8)=

-2³ : -8

-2 × -2 × -2 : -8

-8 : -8

1

(B) (-5)²:(-4-)=

5² : -4

5 × 5 : -4

25 : -4

-6.25

(C)(-5+1)²+(+4)²-(-1)⁵=

4² + 4² - (-1)⁵

4 × 4 + 4² - (-1)⁵

16 + 4 × 4 - (-1)⁵

16 + 16 -(-1)⁵

16 + 16 -(-1)

16 + 16 + 1 = 33

Espero ter ajudado.