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
docker41 [41]
4 years ago
5

Find f(-2) if f(x)=x^4+2x^2-1

Mathematics
1 answer:
frutty [35]4 years ago
7 0

Answer:

23

Step-by-step explanation:

f(x)=x^4+2x^2-1

Let x = -2

f(-2) = (-2)^4 +2(-2)^2 -1

       =16 +2*4-1

        =16+8-1

          24-1

            23

You might be interested in
150% of 150 is what number? (15 points I think?)
zysi [14]

225 percent

Step-by-step explanation:

150 is the whole and 150 divided by 150 is 1.

1 whole is 100 percent

6 0
3 years ago
Read 2 more answers
How many terms are in the expansion (a + b)12.
Anuta_ua [19.1K]

Answer:

There are three terms.

Step-by-step explanation:

7 0
4 years ago
Need help ? Step by step plz
Firlakuza [10]
I believe this is how you would go about and solve this question.

5 0
3 years ago
Joshua uses his thermometer and finds the boiling point of ethyl alcohol to be 75o C. He looks in a reference book and finds tha
Crazy boy [7]

Answer:

the percent error is 6.25%

Step-by-step explanation:

The computation of the percent error is shown below:

Percent error is

= (Experimental value - accepted value) ÷ (experimental value) × 100

= (80 degrees - 75 degrees) ÷ (80 degrees) × 100

= (5 degrees) ÷ (80 degrees) × 100

= 0.0625 × 100

= 6.25%

hence, the percent error is 6.25%

We simply applied the above formula so that the correct value could come

And, the same is to be considered

5 0
3 years ago
Read 2 more answers
The general equation for depreciation is given by y = A(1 – r)t, where y = current value, A = original cost, r = rate of depreci
Lesechka [4]

Answer:

y=25,000(0.89)^6

Step-by-step explanation:

4 0
3 years ago
Other questions:
  • seventy-five percent of the girls in ms.thompson's class own a smart phone compared to 62.5% of the boys. if there are 20 gurls
    7·1 answer
  • Is this function linear , quadratic, or exponential?
    7·1 answer
  • Multi step equation<br>2x +3=-7​
    15·2 answers
  • The 21st century version of Let’s Make a Deal has five doors instead of three. Two doors have cars behind them and the other thr
    11·1 answer
  • ( FOR MY SISTER PLEASE DONT RESPOND TY HAVE A GOOD DAY)
    6·2 answers
  • Veronica and Helga both have collections of trading cards.
    7·1 answer
  • Select the correct volume.
    13·1 answer
  • - Which linear system of equations does the matrix represent?
    12·1 answer
  • A linear function contains the following points. What are the slope and y-intercept of this function?
    14·1 answer
  • A car dealer acquires a used car for $7,000, with terms fob shipping point. compute total inventory costs assigned to the used c
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!