Seudónimo Seudónimo
  • 22-05-2021
  • Mathematics
contestada

if 2 is a zero of the polynomial px = 2x² - 3x + 7a find the value of a​

Respuesta :

Аноним Аноним
  • 22-05-2021

Answer:

[tex]x = 2 \\ f(2) = > 2( {2})^{2} - 3(2) + 7a = 0 \\ 2 + 7a = 0 \\ 7a = - 2 \\ a = - \frac{2}{7} [/tex]

Answer Link
msm555
msm555 msm555
  • 22-05-2021

Answer:

If 2=0 than x=2

p(x)=2x² - 3x + 7a

p(2)=0

2*2²-3*2+7a=0.

8-6+7a=0

a=[tex] \frac{-2}{7} [/tex]

Answer Link

Otras preguntas

i can not let u use mr pototo head
The aquarium owns two research boats that will be docked next to the new building. The Delfino recently took 5 hours to cover 57.5 miles of shoreline. On its la
Not every design choice in your game interface requires having a thought process behind it. True False
Rory has felt depressed most of the last three years. He also suffers from poor appetite and low self-esteem. Rory most likely has:
True or False: The Judiciary Act of 1789 weakened the Judicial Branch compared to the other two branches.
Gross motor skills: A) are movements that involve a series of muscle groups that are dependent on eye coordination, timing, precision, and tracking. B) are the
An uprising in _____ caused them to leave the war and turn to communism.a,Franceb,Germanyc,the Ottoman Empired, Russia​
I have two questions. I hope anyone can help me <3 Question 8 & Question 9. ​
Help help ASAP ASAP
Tom, Kristen, and bill bought 3 granola bars to share amongst themselves. They divided each granola bar into 4 equal portions. Kristen ate 1 portion from each g