freddiemarchant
freddiemarchant freddiemarchant
  • 02-07-2020
  • Mathematics
contestada

PLEASE SOMEONE BE A LEGEND AND ANSWER THIS QUESTION ASAP!!!!!!!

PLEASE SOMEONE BE A LEGEND AND ANSWER THIS QUESTION ASAP class=

Respuesta :

Plus16463574585
Plus16463574585 Plus16463574585
  • 02-07-2020

Answer:

[tex]a=2[/tex]

Step-by-step explanation:

[tex]f\left(x\right)=x^3+2x^2-7x+a\\\\x-2=0\quad\rightarrow \quad x=2\\\\f(2)=2^3+2\cdot \:2^2-7\cdot \:2+a\\\\4=2^3+2\cdot 2^2-7\cdot 2+a\\\\\Rightarrow a=2[/tex]

Best Regards!

Answer Link

Otras preguntas

Elyse folded a peace of paper in half 3 times. She then punched 3 holes in the paper. How many holes are in the paper when she unfolds it?
Can you help me with number. 9
Read this excerpt from act III, scene V, of Romeo and Juliet. How does Lord Capulet’s angry reaction to Juliet’s refusal to marry Count Paris address the theme
Which two american empires did the spanish conqueror what products from the americans did spanish ships carry to spain in large quantities 26?
sean worked 4.5 hours on saturday and 8hours on monday. he was paid $118.75 for two days . what is seans hourly wage?
maria exercises for 2 3/8 hours every saturday. she runs for 2/7 of the time. how much time does she spend running
What is the domain of the function y = the square root of x + 4?
Dawn has to pay 10,990 for her college dorm room and tuition each year. About how much money does dawn spend the first 2 years of college
How do I add exponats with the same base? Ex. Is there a short to x^a+x^b
Help with question 17 please