Question

Q

-7 × (10 + 5) = [ pake cara distributif ]

(-5) × 7 × (-10) = [ pake craa biasa ]​

Answer 1

Jawaban:

Sifat distributif :

a × (b + c) = (a × b) + (a × c) = d

Operasi hitung bilangan bulat :

• positif × negatif = negatif
• positif × positif = positif
• negatif × positif = negatif
• negatif × negatif = positif

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~1

• -7 × (10 + 5)
• = (-7 × 10) + (-7 × 5)
• = -70 + -35
• = -105

~2

• (-5) × 7 × (-10)
• = -(5 × 7) × (-10)
• = -35 × (-10)
• = 350

____

•̩̩͙LiettaCanz•̩̩͙

Answer 2

a × ( b + c ) = a × b + a × c

-7 × (10 + 5) = -7 × -10 + -7 × 5

-7 × (10 + 5) = -70 + -35

-7 × (10 + 5) = -105

_________________

(-5) × 7 × (-10)

-35 × ( -10 )

350

- × - = +