Respuesta :

mhanifa

Answer:

  • a) 9, b) 87, c) - 2, d) - 9

Step-by-step explanation:

  • a) - 2 * (- 4.5) = 9
  • b) (- 8.7) * (- 10) = 87
  • c) (- 7) * (-2) = 14
  • d) (- 9) * (- 10) = 90

#a

[tex]\\ \sf{:}\dashrightarrow -2(-4.5)=9.0[/tex]

#b

[tex]\\ \sf{:}\dashrightarrow (-8.7)(-10)=8.7[/tex]

#c

[tex]\\ \sf{:}\dashrightarrow (-7)(-2)=14[/tex]

#d

[tex]\\ \sf{:}\dashrightarrow (-9)(-10)=90[/tex]

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