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

helppppppppppppppppp
THIS IS STATEMENT AND REASON PLSS HELP!
Round 7.284 to the nearest thousandth.
What is the slope of the line through the points (5,2) and (-3, -7).
ECON Why do governments typically set up natural monopolies? A. To regulate access to essential services B. To limit the power of businesses in an oligopoly C.
this problem just occured to me that i cant do welp time to ask for some help asap
which expression uses the commutative property to make it easier to evaluate 3/5•1/4•25 is it A.5/3•25•1/4 B.3/5•25•1/4 C.25•4•3/5 OR D.3/5•1/25•1/4​
desperate need of help plssss help :(....please Pentagon GPEST is shown on the coordinate grid. Pentagon Pentagon GPEST is dilated with the origin as the center
Thomas Jefferson called for a “_______________________________________” between Church and State.
Find the slope of the line. Enter your answer as a number, fraction, or undefined. Reduce to lowest terms where necessary.