ciera20
ciera20 ciera20
  • 03-10-2020
  • Mathematics
contestada

Let g(x)=x^2+bx+11. The point (-1,8) lies on graph of g. Find value of b.​

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-10-2020

Answer:

b=4

Step-by-step explanation:

g(x)=x^2+bx+11

When x = -1  g(x) = 8

8 = (-1)^2 +b(-1) +11

8 = 1 -b+11

Combine terms

8 = 12-b

Subtract 12 from each side

8-12 = 12-b-12

-4 = -b

Multiply by -1

4 = b

Answer Link

Otras preguntas

Are the angles with the given measures complementary, supplementary, or neither? m∠R = 43° and m∠S = 57° A. complementary B. supplementary C. neither
What are all of the powers of 3 between 3 and 1,000?
Whats closest to 5/6? 0,1/2? Or 1 Please explain why :) thanks
why would upton Sinclair be considered a muckraker?
forty percent of 25 students in the class are boys. write 40% as a reduced fraction. then find the ratio of girls to boys in the class.
what two european countries were the first to explore
last Saturday, the movieplex theater sold 1456 tickets. the theater sold 6 times as many regular-price tickets as it sold discount tickets. earl says that the e
how old am i if 200 reduced by 2 times my age is 16
Which achievement was Giovanni Caboto, also known as John Cabot, known for? A. He reached North America before Columbus but was unable to prove that he had foun
Why did clarisse McClellan die in the book Fahrenheit 451???