applepie230 applepie230
  • 18-01-2019
  • Mathematics
contestada

When f(x)=2x^2+3, find f(-3).

Respuesta :

altavistard
altavistard altavistard
  • 18-01-2019

Answer:

f(-3) = 21

Step-by-step explanation:

We "evaluate" the function f(x)=2x^2+3 at x = -3 by subbing -3 for x in f(x)=2x^2+3:

f(-3) = 2(-3)^2 + 3 = 2(9) + 3 = 21.

Thus, f(-3) = 21

Answer Link

Otras preguntas

Solve the system, using any method.  y = x + 2 and x + 2y = 25
The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has...
why co does not obey lewis octet rule
eassy on hard work leads to success
differenciate by first principles f(x) = 4x²-4x-3
Determine the equation of g(x) that results from translating the function f(x) = (x + 10)2 to the right 12 units.
Number 13 please show me in the least steps possible
Find the density of an object that has a mass of 5 kg and a volume of 50 cm3
Determine the equation of g(x) that results from translating the function f(x) = (x + 10)2 to the right 12 units.
Determine the equation of g(x) that results from translating the function f(x) = (x + 10)2 to the right 12 units.