tripandigat tripandigat

23-10-2016
Mathematics

contestada

How do you factor the expression -y^2 9y - 20?

Respuesta :

apologiabiology apologiabiology

25-10-2016

undistribute -1
(-1)(y^2-9y+20)
what multiplies to 20 and adds to -9
-5 and -4
(-1)(x-5)(x-4) or
(5-x)(x-4) or
(x-5)(4+x)

Answer Link

Otras preguntas

Prior to Muhammad’s teachings, Arabs were polytheistic. T? Or f?

Which vitamin is synthesized in the intestine by bacteria? a. vitamin k b. vitamin c c. vitamin a d. vitamin e e. vitamin d?

if a triangle has sides of length 4, 9, and x, which of the following represents the range of values for the perimeter (p) of the triangle?a) 13<p<18b) 13

jo records her class lectures so she can listen to them later. what type of learner is jo

Why was the oral tradition important in Africa? A.) It was a ritual believed to bring rainfall. B.) It was used to communicate with the king.C.) It helped pass

The population of a town at a rate of $3 per year. in 2005 there were 1600 people. find the population in 2006

ok so i hope this app works

According to ________, the grammar, structure, and categories embodied in each language affect how its speakers see reality.

List the number of each type of atom on the right side of the equation hbr(aq)+2naoh(aq)→2nabr(s)+h2o(l)

"a client suffered a closed head injury in a motor vehicle collision, and an icp monitor was inserted. in the occurrence of increased icp, what physiologic func