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
andreyandreev [35.5K]
2 years ago
11

Rationalise 1/√7-√3PLEASE GIVE ANSWER IT'S URGENT ​

Mathematics
1 answer:
IgorLugansk [536]2 years ago
5 0

\dfrac 1{\sqrt  7- \sqrt 3}\\\\\\=\dfrac{\sqrt 7 + \sqrt 3}{\left ( \sqrt 7 -\sqrt 3\right) \left( \sqrt 7 + \sqrt 3\right)}\\\\\\=\dfrac{\sqrt 7 + \sqrt 3}{\left(\sqrt  7 \right)^2 - \left(\sqrt 3 \right)^2}\\ \\\\=\dfrac{\sqrt 7 + \sqrt 3}{7-3}\\\\\\=\dfrac  14\left(\sqrt 7 + \sqrt 3\right)

You might be interested in
How do you rewrite a squared • a to the power of 4 using only one exponent?
ivolga24 [154]

Answer:

It's probably a^6

Step-by-step explanation:

a^2 * a^4

a^2+4

a^6

6 0
3 years ago
Read 2 more answers
Solve the equation for x<br><br> 5(x-3)+2x=4(x+3)
Tamiku [17]

x = 9

Step-by-step explanation:

5x - 15 + 2x = 4x + 12

7x - 4x = 12 + 15

3x = 27

x = 9

8 0
2 years ago
Read 2 more answers
Y-3=-3y-43 how would i solve?​
frez [133]

Answer: y−3=−3y−43

Step 1: Add 3y to both sides.

y−3+3y=−3y−43+3y

4y−3=−43

Step 2: Add 3 to both sides.

4y−3+3=−43+3

4y=−40

Step 3: Divide both sides by 4.

4y

4

=

−40

4

y=−10

Answer:

y=−10

Step-by-step explanation: brainliest:)

7 0
3 years ago
Edwin has $2,325.35 he divided put 2/5 into his bank account how much does he have left for his checking account
alexandr402 [8]
Find \ \frac{1}{5} \ of \ \$2,325.35&#10;\\\ 2325.35/5 = 465.07&#10;\\\ 465.07*2 = 930.14&#10;\\\  2325.35- 930.14 = 1395.21&#10;\\\ \boxed{1395.21}
7 0
3 years ago
WILL GIVE BRANLIEST TO WHOEVER ANSWERS CORRECTLY. Find quadratic equation for the x-intercepts of (6,0) and (26,0)
masya89 [10]
Use desmos!!! It’ll help and show you a graph!!
5 0
3 years ago
Other questions:
  • Explain what is a Fungi?
    9·2 answers
  • Drag the tiles to the correct boxes to complete the pairs.Not all tiles will be used match the equations representing parabolas
    12·1 answer
  • Opposites are also called______ _______ and have a sum of_____
    12·2 answers
  • How may permutations of the word “spell” are there?
    7·2 answers
  • The numbers of dots in the four triangular arrays form a sequence...​
    14·1 answer
  • Use the figure to the right to find the value of PT. T is the midpoint of PQ.
    13·2 answers
  • I need some help please
    10·2 answers
  • How to do n to the power of 6 ÷n to the power of 4
    12·2 answers
  • Robert is buying tickets to a basketball game. Adult tickets cost $4 more than student tickets. He bought 5 adult tickets and 7
    14·1 answer
  • Which function describes this graph?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!