nraine2 nraine2
  • 01-07-2019
  • Mathematics
contestada

which is the completely factored form of 3xsquared
-12x-15?

Respuesta :

Аноним Аноним
  • 01-07-2019

Answer:

3(x - 5)(x + 1).

Step-by-step explanation:

3x^2 - 12x - 15

Dividing through by 3:

= 3(x^2 - 4x - 5)

We need 2 numbers whose sum is -4 and whose product = -5. That is -5 and +1 , so the factors are:

3(x - 5)(x + 1).

Answer Link

Otras preguntas

SOMEONE PLZZZZZZ HELP
A regular nonagon (9 sides) has an area of 1582.56 square units. If the length of the apothem is about 21.98 units, how long would each side of the nonagon be?
Find the area of the shape below, giving your answer to 1 decimal place.
can someone please help me
I need help!! Due at midnight.
A Congressional standing committee is only temporary. True False
Find the probability of at least three successes in six trials of a binomial experiment in which the probability of success is 50%. Round to the nearest tenth o
what is two plus two​
Why was the way Nixon handle the tape suspicious
Women were asked to work in factories during World War I becauseO most women could be paid less than men.most men refused to do factory work​