1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
klio [65]
3 years ago
9

If f(x)=2x squared -x, find f (3)

Mathematics
1 answer:
malfutka [58]3 years ago
6 0

Substitute the value of x = 3 to the equation of the function:

f(x) = 2x² - x → f(3) = 2(3²) - 3 = 2(9) - 3 = 18 - 3 = 15


Answer: f(3) = 15

You might be interested in
Statistics: Describing Histograms
IceJOKER [234]
Audiiiiiiiiiiiidididjdjejdjdjdjddmdmdjdjdjdjdjjdkdkx
6 0
3 years ago
21 - 3 + 8 or -14 + 31 - 6
sergejj [24]

Answer:21-3+8=26

-14+31-6=11

Step-by-step explanation:

3 0
3 years ago
Use the frequency table to determine how many students received a score of 80 or better on an English exam.
Sveta_85 [38]
10 students scored above an 80
3 0
3 years ago
Find any values of the variable for which each rational expression is undefined. Write answers with the symbol ≠.
astra-53 [7]

Answer:

x \neq 3

Step-by-step explanation:

if  x = 3 then  the rational expression    4 / (x - 3) is undefined

because we get   4/0 = undefined .

4 0
3 years ago
The photo down below will show you what I need help with.​
Irina18 [472]

Answer:

\frac{x+7}{3} (the second option)

Step-by-step explanation:

Hope this helps!

7 0
3 years ago
Other questions:
  • Aye help me please :)
    14·1 answer
  • Which numbers are rational
    11·2 answers
  • a vase has 6 flowers in it. there are 3 roses, 1/3 are peonies, and the rest are lilies. what fraction of the flowers are lilies
    7·2 answers
  • Please explain how to solve this word problem
    5·1 answer
  • A chair for an adult is 20 in. tall and 16 in. wide. A builder
    9·1 answer
  • 5 times 10 to the power of 3 times 9 times ten to the power of 7
    14·2 answers
  • The product of five rational numbers is positive. At most,_______ of these rational numbers can be negative.
    5·1 answer
  • in an experiment, you need 250 grams of potting soil for each of 10 plant samples. How many kilograms of soil in total do you ne
    9·1 answer
  • X · 7/3 = 1 I need help
    5·2 answers
  • I'll give brainiest who ever helps me fast!)524x51
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!