Destiny8167 Destiny8167

03-01-2018
Mathematics

contestada

Which of the binomials below is a factor of this trinomial? x2 - 7x - 18

Respuesta :

zrh2sfo zrh2sfo

03-01-2018

(x+2)(x-9)

x^2 - 7 x - 18
The factors of -18 that sum to -7 are 2 and -9. So, x^2 - 7 x - 18 = (x + 2) (x - 9):
Answer: (x + 2) (x - 9)

Answer Link

Otras preguntas

If x2 + mx + m is a perfect-square trinomial, which equation must be true?

Select from the drop-down menu to complete the sentence with parallel structure. I would rather spend my vacation in a big city than _________________ Choices:

The radius r of a circle is increasing at a rate of 7 centimeters per minute. (a) find the rate of change of the area when r = 12 centimeters.

What is 1 3/5 + 5 2/9

Anthropological descriptions of cultural groups often include discussions of the role of the anthropologist herself in conducting the research. this provides im

Which two groups helped the us boost its world war 2 production to record levels

Consider a poisson distribution with an average of 3 customers per minute at the local grocery store. determine the expected number of customer arrivals for a f

If AC = 20 and BD = 8, what is the radius of the smaller circle?

if 3.0 grams of aluminum and 6.0 grams of bromine react to form AlBr3, how many grams of product would theoretically be produced? How many grams of each reagent

Describe one educational goal, one career-related goal, and one lifestyle-related goal.