EnmaA472267 EnmaA472267
  • 03-11-2022
  • Mathematics
contestada

What is the product of -a + 3)(a + 4)?A. a 2-a + 12 B. a 2 - a - 12 C. -a 2 - a - 12 D. -a 2 - a + 12

Respuesta :

AndiH642757 AndiH642757
  • 03-11-2022

The given expression is : (-a +3)(a + 4)

[tex]\begin{gathered} (-a+3)(a+4)=(-a)\times(a+4)+3(a+4)_{}_{} \\ (-a+3)(a+4)=(-a)\times(a)+4\times(-a)+3\times(a)+3\times4 \\ (-a+3)(a+4)=-a^2-4a+3a+12 \\ (-a+3)(a+4)=-a^2-a+12 \end{gathered}[/tex]

Answer : D) - a² - a + 12

Answer Link

Otras preguntas

round to the place value of the 5 in 562,408
what property describes the number sentence 6 Plus 0 equals 6
why did some americans believe the fugitive slave act was unfair
What was a consequence of violating the Sherman Antitrust Act?
Why were manuscripts so expensive in the early fifteenth century?
round 3489 to nearest thousand
0.0072 in expanded form
why dont historians interpret history the same way?
20 points come n get it ppl! Seven hours 27 minutes is equal to how many seconds altogether? 447 2,040 122,400 26,820
The sentence below is correctly punctuated. She eats very little; nevertheless, she does not lose weight. a. True b. False