K21
K21
23-06-2018
Mathematics
contestada
if x + 2 is a factor of x^2 +mx + 14 find m
Respuesta :
mkryukova19
mkryukova19
23-06-2018
x² + mx + 14
If (x+2) one of the factors, we can write
14 = 2*7
m
= 2+7=
9
x² +9x + 14 = (x+2)(x+7)
Answer Link
VER TODAS LAS RESPUESTAS ( 11+ )
Otras preguntas
ANSWER CORRECTLY! Which factor inspired the resurgence of the KKK in the 1920s? A. increased immigration from Eastern Europe and Asia B. pseudo-scientific racis
In 2015, nearly three out of every ten autos sold in a country was a crossover utility vehicle. If an auto dealership sold 4800 vehicles in total that year, how
7. A triangle has sides with lengths of 10 metres,16 metres and 20 metres. Is it a right angledtriangle? Explain your reasoning.
kathy is baking cakes.each cake requires 1/12 of a teaspoon of vanilla and she has 9/12 of a teaspoon,how much cakes can she bake
if an airplane consumes 30.25 gallons of fuel in 2.8 hours of flying how many gallons will it consume and 4.3 hours of flying?
graph the surface of equation z=1/5y^2-3|x|
1. Both George Bernard Shaw in Pygmalion and Ovid in "Orpheus Sings: Pygmalion and the Statue" center their texts around a "creative person" archetype. Which li
Find the length of the arc, s, on a circle of radius r intercepted by a central angle 0. Express the arc length in terms of pi. Then round your answer to two de
How did Native Americans respond to federal government policies—and to military actions against them?
TEST SCORES Matthew's math test scores thissemester were 80, 76, 94, 90, 88, 92, 88, and 70.Which measure of central tendency mightMatthew want to use to descri
