truehamzamraza truehamzamraza
  • 02-05-2020
  • Mathematics
contestada

Simplify the following expression.

(3x + 4)(x − 7)
Answers-
A. 3x2 − 25x − 11
B. 3x2 − 25x − 28
C. 3x2 − 17x − 11
D. 3x2 − 17x − 28

Respuesta :

MisterBigBrain
MisterBigBrain MisterBigBrain
  • 02-05-2020

Answer:

D.   3x2 − 17x − 28

Step-by-step explanation:

(3x + 4)(x − 7)

Multiply the parentheses:

3x   x   x - 3x  x 7 + 4x  - 4  x 7

Multiply:

3x squared   - 21x  + 4x  -  28

Collect like terms:

3x squared  - 17x  - 28

Answer Link

Otras preguntas

Lauren bought 20 ounces of sliced ham. she used 3/4 of the ham to make sandwiches for her friends and 1/5 of the ham in an omelet. how many ounces of ham were l
Lauren bought 20 ounces of sliced ham. she used 3/4 of the ham to make sandwiches for her friends and 1/5 of the ham in an omelet. how many ounces of ham were l
What are the three branches of government?
Who benefitted from the corrupt bargain?
which accurately describes a tangent
Indicate which pattern of evolution is shown by the many species of finches on the Galápagos Islands.
It is likely that Earth could lose half of its species in the next ____________ years. a. 50 b. 100 c. 500 d. 1000
The weekly sales of a magazine increased from 500,000 to 600,000. By what percentage did the magazine sales increase?
reduce 15 1/4 +1 1/2 +3/20 to lowest term.
it is asking me to insert parentasies