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
Marat540 [252]
3 years ago
10

Factor completely 4x^2-1

Mathematics
2 answers:
kari74 [83]3 years ago
7 0

Answer:

4×^2-1=(2× +1)(2× -1)

Step-by-step explanation:

using a^2 - b^2 =(a+b)(a-b)

alina1380 [7]3 years ago
6 0

Answer:

(2x - 1)(2x + 1)

Step-by-step explanation:

Difference of Squares: (ax + b)(ax - b) = (ax² - b²)

You might be interested in
The number 1 is an example of an element in the set of natural numbers. true or false​
dangina [55]

Your answer is True!

Some other examples of an element in the set of natural numbers are 2, 3, 4, 5, etc.

Hope this helps you!

~sofia

5 0
2 years ago
Number of subsets of B={p,q,r}​
oksian1 [2.3K]

Answer:

Step-by-step explanation:

B = {p , q , r}

Number of subsets = 2^{n}

Her, n  is the number of elements in the set.

Number of subsets = 2³ = 8

3 0
3 years ago
−4(m+6)=−8 plz answer
dangina [55]

Answer:Divide both sides by the numeric factor on the left side, then solve.

m

=

−

4

Step-by-step explanation:

5 0
3 years ago
SEE PHOTO! If 1 measures 135°, what is the measure of 8? (Lines b and c are parallel.)
Bezzdna [24]

Answer:

Measure 8 is 135°

Step-by-step explanation:

Measure 1 and Measure 8 are alternate exterior angles.

7 0
3 years ago
Read 2 more answers
The body of a person who weighs 50 kilograms contains around 2 × 102 grams of sodium chloride. How much sodium chloride is conta
kondaur [170]

The mass of sodium chloride required for 1. 8 × 10^3 people is 3. 6 × 10^5 grams. Option A is the correct answer.

<h3>How do you calculate the mass of sodium chloride required?</h3>

Given that weigh of the person is 50 KG. The mass of the sodium chloride in one person is given below.

1 \;\rm Person = 2\times 10^2\;\rm g

The mass of sodium chloride is calculated as given below.

1.8\times 10^3 \;\rm Person = 2\times 10^2 \times 1.8\times 10^3

1.8\times 10^3 \;\rm Person = 3.6\times 10^5\;\rm g

Hence we can conclude that the mass of sodium chloride required for 1. 8 × 10^3 people is 3. 6 × 10^5 grams. Option A is the correct answer.

To know more about the mass, follow the link given below.

brainly.com/question/15959704.

7 0
2 years ago
Other questions:
  • Do you know when to choose an estimate or an exact amount?
    11·1 answer
  • What is the area of this kite? _____sq in
    12·2 answers
  • How old am i if 500 reduced by 4 times my age is 184
    9·1 answer
  • BRAINLIEST!!!!
    11·1 answer
  • Rani had Rs800 left after spending 75% of her money.How much money did she have in the beginning?
    13·1 answer
  • Find the volume of a cube with a side length of 2 in, to the nearest tenth of a cubic
    5·1 answer
  • Interact if u in k12
    15·2 answers
  • The measures of angle 1 and angle 2 are 30% and 45% of the sum of the angle measures of the triangle. Find the value of x. ASAP
    6·2 answers
  • Please helpppppppjshdbdjshjdbdjdjsbdnd
    14·1 answer
  • )A manufacturer packages 250 sheets of paper in every box. How many boxes are needed to package 3,000 sheets of paper? A) 10 (в
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!