markens30
markens30 markens30
  • 04-02-2020
  • Mathematics
contestada

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cd)(x)?

Respuesta :

sammieyemite
sammieyemite sammieyemite
  • 04-02-2020

Answer: cd(x) = 4x³ — 2x² + 8x — 4

Step-by-step explanation:

c(x) = 4x - 2

d(x) = x² + 2

Therefore, cd(x) = c(x) × d(x)

cd(x) = (4x - 2)(x² + 2)

= (4x × x²) + (4x × 2) + (-2 × x²) + (-2 × 2)

= 4x³ + 8x -2x² - 4

cd(x) = 4x³ — 2x² + 8x — 4

Hope this helps?

Answer Link

Otras preguntas

*simplify expression* 8x - 7y - (3 - 6y)
What might cause someone's mental map of place things to change
What proves Beowulf is a hero on a quest
how do you do expanded form in three ways to the number 37,917,545
What Greek invention that aided naval travel did the Muslims inprove
who first applied science to dental treatment
How to tell if a fraction is proportional
what is 5/15 × 9/25 =
How do i work this problem y= -3x - 5
A ruler is marked at every 1/16!inches. Do the labeled measurements convert to terminating or reapeating decimals