kayleebriandaa18
kayleebriandaa18 kayleebriandaa18
  • 23-10-2020
  • Mathematics
contestada

help solve this , cause i don't know the answer .

help solve this cause i dont know the answer class=

Respuesta :

AlizaHaidar
AlizaHaidar AlizaHaidar
  • 23-10-2020

Answer:

A -6

Step-by-step explanation:

f(x) = 2x² + 5x - 9

f(-3) = 2(-3)² + 5(-3) - 9

f(-3) = 2(9) + 5(-3) - 9

f(-3) = 18 + (-15) - 9

f(-3) = 18 - 15 - 9

f(-3) = 3 - 9

f(-3) = -6

Answer Link

Otras preguntas

the maximum fine for driving and drinking an alcoholic beverage is
Help pls Bob is a funeral director. What might be one task that Bob performs as part of his job? Question 9 options: arranging for daily care for an elderly pe
Which state has the largest spanish speaking population
a conscientious objector refuses to engage in combat because he cannot support the taking of human life. his reasoning best illustrates which stage in lawrence
A researcher is comparing the effectiveness of three devices designed to help people who snore. There are 210 people who snore participating in the experiment.
carbon dioxide fire extinguishers are designed for which types of fuels
What is the solution to this inequality? −15x>75 x<−5 x>−5 x≥−5 x≤−5
what are the advantages of saving​
How did Lewis and Clark play role in the political philosophy?
Who is the artist of the image above? a. Christopher wren b. Georges de la tour c. Nicolas poussin d. Antoine le nain.