paigeee123
paigeee123 paigeee123
  • 04-01-2017
  • Mathematics
contestada

If ƒ(n) = 3n 2 - 7, then ƒ(-2) equals _____.

Respuesta :

Apocrophon
Apocrophon Apocrophon
  • 04-01-2017
f(n) = 3n² - 7

f(-2) = 3(-2)² - 7
f(-2) = 3(4) - 7
f(-2) = 12 - 7
f(-2) = 5
Answer Link

Otras preguntas

What biome is Denali Park located in?
A farmer owns a total of 9 acres of land. The land is separated into 4 2/7 equally sized sections. How many acres are in each section? Write your answer as a m
I need help on this math worksheet:
10. Simplify the rational expression by rationalizing the denominator. 3 sqrt 160/sqrt 1350x A) 2 sqrt 15x/15x B) 3 sqrt 160/1350x C) 4 sqrt 15x/15x D) 4/ sqrt
Dylan and Javier had the same size serving of vegetables for dinner. Dylan finished 2/3 of his vegetables. Javier ate 4/6 of his serving. Who ate more vegetable
Classify the expression 7x3 + 2x2− 9x + 1 as a monomial, binomial, trinomial, or polynomial.
Please help me. I need this for tomorrow
What effect does an unbalanced force have on an object?
First and foremost, supervisors are
How much greater is the median number of employees at Restaurant A than the median number of employees at Restaurant B?