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

12 less than the quotient of a number and seven is -2 find the number
What were the major issues in the 1964 presidential election? r?
WHat role do stem cells play in curing disease?
Explain how the printing press helped encourage European exploration during the 1400s. PLEASE HELP!!!!
What is one interesting fact about government systems
Explain how water use is different today and how acequia societies are struggling to preserve their old ways.
Which model of abnormality holds that physical, mental, and cultural factors are intertwined and that they must all be considered when dealing with psychology d
How many inches are there in 6 1/2 yards?
How can you ensure that your argument is credible? A. By using only facts and evidence B. By appealing to emotions C. By avoiding logical fallacies
Who invented the mercury barometer and what is it used to measure?