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

What are some similarities and differences in the georgia and us constitutions?
Ellen gets paid $18 per hour for the first 8 hours she works each day.  She earns 1.5  times her hourly pay rate for time she works over 8 hours each day.  Elle
9. Josie bought a new mirror. The mirror has 5 sides. What is the shape of the mirror?
How might an ideal U.S. national security policy–making process function? For what reasons might the process deviate in reality from this ideal?
How many lines of symmetry does a regular polygon with x sides have
if a population is increasing at a constant rate of 2.4% per year, by what percent will it increase in 10 years
What position did Thomas Jefferson take in the debate over the Constitution?
What is Ohio’s state bird
What is the average speed of the car between the times t=2 seconds and t=6 seconds?
In the 1800s how did the federal government respond to southern attempts to limit African voting