ericmelegrito2 ericmelegrito2
  • 15-12-2020
  • Mathematics
contestada

Which of the following is equivalent to (2a + 5b) (a - 3b)?

A) 2a² - 2ab - 15b²
B) 2a² - ab 15b²
C) 2a² + 2ab - 15b²
D) 2a² + 11ab - 15b²

Respuesta :

mumsy
mumsy mumsy
  • 15-12-2020

Answer:

Step-by-step explanation:

use foil and you will have

=2a^2-6ab+5ab-15b^2

=2a^2-ab-15b^2

i think is B, maybe you forgot a minus between ab and 15b^2

Answer Link

Otras preguntas

What is a good introduction for a presentation about the life cycle of sea turtles?
I need help. I'm stuck on this one
what does adam smith see as a problem between government and society
What is the simplified form of x2 • y–3 • x4
Scientists were able to determine the age of the earth from rock samples that were analyzed. What technique was used to do this? A. extinction B. radiometric
How will clear-cut logging, a short-term environmental change, affect organisms living in the area?
Explain the term contrapasso. To what does this term refer? What purposes does it serve within the text of inferno
if a case of 24 water bottles is $8 per case how much are you paying for each bottle
simplify 60 over 1 and 1/4
A bike shop selected 20 people at random from a population of 426 customers and asked each how many bicycles there are at that person’s home. The bike shop made