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

In the figure, angle D measures 45° and angle E measures 87°. What is the measurement of angle H? 42° 45° 48° 93°
One definition of plant life is an uninterrupted succession of cells. True or false
r(x)=(500+ax)(50-bx)
Por la tarde, él y Amanda ____________________ (correr) por la playa. a. corre c. corremos b. corren d. corres
CAN SOMEONE PLEASE HELP ME WITH THIS PROBLEM
Explain the difference between a theory and a law.
X^3 = -343 irrational or rational?
the cost of the Joneses new car was $26,000 when rounded to the nearest thousand what is the greatest possible amount the car could have cost
If you can travel 156 miles on 4 gallons of gasoline, how far can you travel on 12 gallons?
To make 6 dinner rolls 1/2 cup of flour is used. How much flour is needed to make 1 dinner roll? How much flour is needed to make 60 dinner rolls?