kierstenparker112806 kierstenparker112806

03-04-2020
Mathematics

contestada

Factor the quadratic by checking factor pairs.
-15x2 – 21x + 18
-15x2 – 218 + 19 = -3

Respuesta :

amna04352 amna04352

03-04-2020

Answer:

-3(x + 2)(5x - 3)

Step-by-step explanation:

-15x² – 21x + 18

-3(5x² + 7x - 6)

-3[5x² + 10x - 3x - 6]

-3[5x(x + 2) - 3(x + 2)]

-3(x + 2)(5x - 3)

Answer Link

Otras preguntas

Simplify the radical expression by rationalizing the denominator. 4 divided by the square root of 21.

Sonia loves writing. Some days, the words come so easily that her words seem to dance across the page. Which figure of speech, or literary device, does the auth

How do you simplify 24/44

Maria is concerned because she has been exposed to a small amount of radiation during an X-ray. What is her doctor most likely to tell her

which type of cloud produces hail?

a shopper bought a 15 pound bag of oranges for $23.25 what was the unit price

585 miles in 9 hours .

The cotton gin and the sewing machine both contributed to the growth of which industry?

How did fighting between France and Britain in Europe and the Caribbean help the American cause? 1) It freed Spain to ally with Britain. 2) It left fewer Brit

A possible explanation, or ____________________, may be tested by experimentation.