12345678910dm
12345678910dm 12345678910dm
  • 04-07-2015
  • Mathematics
contestada

If f(x) = 2x2 − 10, find f(5).

90

10

7.5

40

Respuesta :

fiona16 fiona16
  • 04-07-2015
if you mean 2x^2 (squared) - 10, then all you have to do is replace x with 5.

f(5) = 2(5)^2 - 10
= 2 (25) - 10
= 50 - 10
f(5) = 40
Answer Link
logo88
logo88 logo88
  • 04-07-2015
f(x)= 2x² -10
f(5)= 2(5)²-10

f(5)= 40
Answer Link

Otras preguntas

The sum of the measure of two angles is 183.6 degrees. On angle has measure of 54 degrees. What is m, the measure in degrees of the second angle
the expansion of the railroad directly led to economic growth in the us because
What is the main character in a short story called
Denise is riding her bike and falls to the ground. During the collision, she hits both grass and cement. Which best explains why Denise had fewer injuries to th
Which word best describes the people of Cameliard when King Arthur and his men return from battle? A. amused B. suspicious C. overjoyed D. jealous
Which of these is a simplified form of the equation 7y + 7 = 9 + 2y + 2y? 3y = 2 7y = 6 11y = 16 4y = 16
plz help me with my homework
polynomial equation. How do I do distributive property?
what does rural mean
The director of marketing at a large company wants to determine if the amount of money spent on internet marketing is a good predictor of company profit. She fi