Sh7elbertaraAnnabro Sh7elbertaraAnnabro
  • 30-12-2016
  • Mathematics
contestada

What is the product of (3a 2)(4a2 – 2a 9)?
a. 12a3 − 2a 18
b. 12a3 6a 9
c.12a3 − 6a2 23a 18
d. 12a3 2a2 23a 18?

Respuesta :

Amazing81
Amazing81 Amazing81
  • 31-08-2017
The answer is 12a^3 + 2a^2 + 23a + 18 

Or in other words, the answer is D 
Answer Link
IsrarAwan
IsrarAwan IsrarAwan
  • 28-08-2018

The correct answer is: Option (d) [tex]12a^3 +2a^2 + 23a + 18 [/tex]

Explanation:

Given expression:

[tex] (3a+2)(4a^2-2a+9) \\ Simplify: \\ 3a(4a^2-2a+9) + 2(4a^2-2a+9) \\ 12a^3 - 6a^2 + 27a + 8a^2 - 4a +18 \\ 12a^3 +2a^2 + 23a + 18 [/tex]


Hence the correct answer is: Option (d) [tex]12a^3 +2a^2 + 23a + 18 [/tex]

Answer Link

Otras preguntas

What will happen if our government cuts taxes
name a number between 2 and 2.1
solve for m.17=-b+10
A projectile is fired from a gun near the surface of Earth. The initial velocity of the projectile has a vertical component of 90 meters per second and a horizo
Can you help me I need to turn this in the 11-30-2016
Use the distributive property to evaluate each expression (6+4)(-12)= -6(9-4)= 5(-6+4)= 4(8 - 7)= (5 - 7)(-3)=
How did the American revolution impact/influence the Haitian revolution?
how do i calculate the mass of CO2 emitted per Kj of heat produced in a combustion reaction?
A _______ connection provides a dedicated link between two devices. A) point-to-point B) multipoint C) primary D) secondary
I need help writing a thesis statement. i have to write an exploratory essay in which you compare and contrast online learning with classroom (on-ground) learn