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
blondinia [14]
3 years ago
7

(2x+1)^2-2(2x^2-1) Simplify

Mathematics
1 answer:
Iteru [2.4K]3 years ago
8 0

The answer is 4x+3 because thats how the mafia works

Let's simplify step-by-step.

(2x+1)2−2(2x2−1)

Distribute:

=4x2+4x+1+(−2)(2x2)+(−2)(−1)

=4x2+4x+1+−4x2+2

Combine Like Terms:

=4x2+4x+1+−4x2+2

=(4x2+−4x2)+(4x)+(1+2)

=4x+3

You might be interested in
Suppose you toss a coin 100 times and get 60 heads and 40 tails. Based on these results what is the probability that the next fl
Nata [24]
The probability is 1/2. Even if you flip heads 100 times in a row, you still have a 50/50 chance of flipping heads or tails. The probability does not change no matter how many times you flip a certain side.

I hope this helps!
8 0
3 years ago
Read 2 more answers
What is the graph of f(x)=x^2-2x+3
Neko [114]

Answer:

The graph in the attached figure

Step-by-step explanation:

we have

f(x)=x^{2}-2x+3

This is the equation of a vertical parabola open upwards

The vertex is a minimum

The vertex is the point (1,2)

The y-intercept is the point (0,3)

The function does not have x-intercepts

see the attached figure

7 0
3 years ago
I need help on this.
mote1985 [20]

Let's go:


7 = x

38 + x = 180

x = 180 - 38

x = 142°


7 = 142°


I hope I helped you



5 0
3 years ago
How to solve 7 2/6 + 8 5/6
natima [27]
Separate them first.
7+8=15
5/6+2/6=7/6
There can't be 7/6, so it becomes 1 and 1/6,
15+1+1/6=16 1/6
The answer is 16 1/6.
3 0
3 years ago
I need help on this question can someone please help me?
Svetllana [295]

I really hate these algebra problems pretending to be geometry.  

Anyway angles B and D  are congruent in a parallelogram.  Geometry part done.

4n - 2 = 2n + 32

2n = 34

n = 17

Answer: 17, which is the 3rd choice

3 0
3 years ago
Read 2 more answers
Other questions:
  • Calc Q: let f be the fxn that is defined for all real numbers x and that has the follwing properties... f''(x) =24x-18, f'(-1) =
    13·1 answer
  • Halfway though a bus route, 23 students have been dropped off and 48 students remain on the bus . then write another equation to
    9·1 answer
  • Aman is standing 50 feet from the base of a building.
    9·2 answers
  • Solve y=x²-18 for x​
    15·1 answer
  • The sum of 1 and 7 times a number is 64. write and solve an equation to determine the number. select the solution and graph that
    9·2 answers
  • Find the number of permutations of the first eight letters of the alphabet taking four letters at a time.
    9·1 answer
  • Que es hibridacion en la fisica
    13·1 answer
  • Ayyyyyyyyyyyyyyyy i need some help lease
    13·1 answer
  • Select the correct answer from each drop-down menuShape I is similar to shape II
    13·2 answers
  • Mn²- 2m²n-8m²n - 2mn²​
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!