BrandonTheStylelist
BrandonTheStylelist BrandonTheStylelist
  • 01-03-2016
  • Mathematics
contestada

Whats the answer for (5x + 8)(4x² + 6x - 8)

Respuesta :

Exvited
Exvited Exvited
  • 01-03-2016
[tex] (5x + 8)(4x^2 + 6x - 8)\\ \\ 5x(4x^2 + 6x - 8) + 8(4x^2 + 6x - 8) \\ \\ 20x^3 + 30x^2 - 40x + 8(4x^2 + 6x - 8) \\ \\ 20x^3 + 30x^2 - 40x + 32x^2 + 48x - 64 \\ \\ 20x^3 + (30x^2 + 32x^2) + (-40x + 48x) - 64 \\ \\ 20x^3 + 62x^2 + 8x - 64 \\ \\ [/tex]

The final result is: 20x^3 + 62x^2 + 8x - 64.
Answer Link

Otras preguntas

Which characteristics can be inherited ?-Ability to roll the tongue-The length of hair in a human-The ability to play piano-The appetite of a puppy Sorry this i
The nutrients that provide the greatest amount of energy per gram are
What is the Volume of this pyramid?
NEED HELP!!! And How To Show Work for this!!!
Does Earth´s magnetic field move?
what is (f-g)(x)? question equation show in picture
The coordinates of the corners of a rectangle are P(4,1), Q(4,-3), and R(-4,-3) S(-4,1). Suppose the coordinates of point P were changed to (4,4). Explain how t
Graph the system of inequalities. y is greater than 3x-4 4y-x is less than or equal to 8
PLEASE HELP IF MORE THAN ONE PERSON ANSWERS ILL GIVE BRAINLIEST!!!
Help me fast plzzzzzzzzz...... Am gonna fail without this, plz fast