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
4vir4ik [10]
1 year ago
6

If f(x) = x ^ 2 - 2x + 5 , find f(2a)

Mathematics
1 answer:
tatiyna1 year ago
6 0

Answer: 4a^2 -4a+5

Step-by-step explanation:

f(2a)=(2a)^2 -2(2a)+5\\\\=4a^2 -4a+5

You might be interested in
What is the solution of this equqtion? 4+ 1/4 w=6​
ale4655 [162]

Answer:

w = 8

Step-by-step explanation:

4+ 1/4 w=6​

Subtract 4 from each side

4-4+ 1/4 w=6​-4

1/4w = 2

Multiply each side by 4

4* 1/4 w=2*4

w = 8

4 0
3 years ago
Ten of 16 students in Nyack's class are girls. His teacher selected two helpers by randomly drawing names. He drew a boys name f
katrin [286]

|\Omega|=16\cdot15=240\\|A|=6\cdot10=60\\\\P(A)=\dfrac{60}{240}=\dfrac{1}{4}

He's wrong.

7 0
2 years ago
Add the sum and difference identities for sin x to derive 1/2 [sin(x+y)+sin(x-y)]=sin x cos y
Solnce55 [7]

Answer:

true

Step-by-step explanation:

1/2 (sin(x+y)+sin(x-y))

= 1/2 (sin x cos Y + cos x sin y + sin x cos y - cos x sin y)

= 1/2 * 2 sin x cos y

= sin x cos y

The expression is true.

3 0
3 years ago
Plz help me. Jose travels 34 miles from home to work on a daily basis. If she takes up a job that is 1 and 1/2 times as far as h
algol13

Answer:

I think it is either 85 or 51 because the question was not specific

Step-by-step explanation:

I am not entirely sure if you mean Jose changed jobs or added a new job on top but i will do both.

34/2=17

17+34=51

OR

51+34=85

5 0
2 years ago
Read 2 more answers
Please please help me
jonny [76]

i dont really know.....

8 0
3 years ago
Other questions:
  • PLEASE HELPPPPPPPP ME
    9·1 answer
  • Which shape could be thought of as being created by stacking congruent polygons
    11·2 answers
  • What is the equation of the line that is parallel to the
    14·1 answer
  • 2/3 + 1/2
    14·1 answer
  • An equivalent expression with a rational denominator is...
    11·1 answer
  • Hellen is using 3.508 grams of copper for her science experiment. How many kilograms of copper did Hellen use for her science ex
    12·1 answer
  • 12 cookies cost 24 dollars. What is the constant of proportionality, which equation represents this relationship?
    14·1 answer
  • Pleaseee help <br> I’m failing I just need one more answer
    13·1 answer
  • How many<br>weeks are there in 81 days​
    8·1 answer
  • I WILL GIVE BRAINLIEST FOR ANSWER WITH EXPLANATION!!!! (trolls get banned)
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!