merthur101
merthur101 merthur101
  • 23-12-2017
  • Mathematics
contestada

If x ─1 is a factor of 2x³+x² ─ 4x +m , find m

Respuesta :

s1m1
s1m1 s1m1
  • 23-12-2017
Since x-1 is a factor than
(X-1) •(someting ) =2x^3 +x^2 -4x+m=0
X-1=0 so x=1
Substitute in the equation
2•1+1-4+m=0
-3+m=0
m=3



Answer Link

Otras preguntas

Which shows a correct order to solve this story problem? At the café, Karen bought 4 drinks for $1.99 each and 4 muffins for $1.20 each. She left an 18% tip fo
An ice cream shoppe charges $1.19 for a scoop of ice cream and $0.49 for each topping. Jeb paid $4.55 for a three scoop sundae. How many toppings did he get? Fo
ser: conjugations el______ ambicioso yo_____guapo
what is the relationship between the atoms of elements,its isotopes and its ions
you are driving on a quiet street when a child runs out in the street after a ball. when you brake and come to a stop, which of the steps in the IPDE process ar
Rewrite 23/25 and 9/10 so they have a common denominator
At age 32, an American citizen is eligible to...
*THEIR EYES WERE WATCHING GOD* HELP! I don't need anyone to write the exact answer, I just don't understand the personification in the following question: Expla
What is an effect of adaptive radiation? A. Stabilizing selection. B. Speciation C. Mass Extinction D. Spatial Isolation.
Organizes beats into measures and determines the number of beats in a measure: