sango
sango
03-05-2017
Mathematics
contestada
K2-4K-21. How do you factor this
Respuesta :
apologiabiology
apologiabiology
03-05-2017
assuming yo mean
k²-4k-21
factor by doing
what 2 numbers multipily to get -21 and add to get -4?
-7 and 3
(k-7)(k+3) is factored
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
If mC = 36°, then mZH = 54º. True or false
Increase range motion at joins?
The function f(x)f(x) is a quartic function and the zeros of f(x)f(x) are -6−6, -5−5, -2−2 and 11. Assume the leading coefficient of f(x)f(x) is 11. Write the e
The surface of a solid sphere is covered by a monolayer of receptors for a ligand. When the ligands diffuse to the surface of the sphere, they are captured inst
30 In AXYZ shown below, medians XE, YF, and ZD intersect at C. If CE = 5, YF = 21, and XZ = 15, determine and state the perimeter of triangle CFX.
Which country surrendered first at the end of World War II? A. Japan Germany Soviet Union D. Spain
why is land redistribution a key component to the Freedman’s Act ?
Is 2(x-y) and 2x-2y equivalent
Simplify this expression x² x x x x
There is often only one provider of cable television services in each region of the country: Time Warner is in New York, Comcast is in most of New England, and