Destiny8167 Destiny8167
  • 03-01-2018
  • Mathematics
contestada

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

Respuesta :

zrh2sfo
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

Find the sum and express it in simplest form. (-5y^3-7y-7)+(7y^3+8y)
european imperialism in the 19th century was largely motivated by country’s desire to: a. gain access to new ideas and technologies developed around the world
both Union and Confederate soldiers often saw serving in the Civil War as
Please help me with number 11.
What is the product of 4.5 ⋅ 105 and 1.6 ⋅ 102? 6.1 ⋅ 107 7.2 ⋅ 107 6.1 ⋅ 1010 7.2 ⋅ 1010
Which statement is true?
Which of the following is typically included in the count of total carbohydrates on a nutritional label
Of the metals pb hg na and mg which will not spontaneously donate electrons to copper in solution
What steps can Booker take to improve his credit score? Check all that apply.
What is the measure of WX shown in the diagram below