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
Archy [21]
3 years ago
13

Does anyone know this ?

Mathematics
2 answers:
vodomira [7]3 years ago
5 0

Answer:

Always

Step-by-step explanation:

If the irrational parts of the numbers have zero sum, the sum is rational. If not, the sum is irrational. It is true, for example, for 2 7, 3. It is false, for example, for3+2 5,−2 5 .

Kryger [21]3 years ago
4 0

Answer:

always

Step-by-step explanation:

Rational numbers can be expressed as a fraction of two integers. So, adding two rationals is the same as adding two such fractions.

You might be interested in
What is the value of p?
AleksandrR [38]

Answer:

A. 133

Step-by-step explanation:

Angle P is equal to the angle that is 133 because of the propertys of angles.

4 0
3 years ago
A student compared the amount (in dollars) they spent on books each week. The box plot shows the results. The median amount they
Nina [5.8K]

the answer you look for is: $50; $45

8 0
3 years ago
How do i prove 2sec^2x-2sec^2xsin^2-sin^2x-cos^2x=1
kramer
2\sec^2x-2\sec^2x\sin^2x-\sin^2x-\cos^2x=2\sec^2x(1-\sin^2x)-(\sin^2x+\cos^2x)

Since \sin^2x+\cos^2x=1, you have

2\sec^2x(1-\sin^2x)-(\sin^2x+\cos^2x)=2\sec^2x\cos^2x-1

and since \sec x=\dfrac1{\cos x}, you end up with 2-1=1.
6 0
3 years ago
Complex to Trigonometric:<br>Z=√6+√2+2i​
Alekssandra [29.7K]

Answer:

z=6+2i maybe

Step-by-step explanation:

8 0
3 years ago
What is the length of line tAH
TEA [102]
It is 27 or less for tah
8 0
3 years ago
Read 2 more answers
Other questions:
  • If three points (5,1) , (1,-1) and (m,4) are collinear.Find m​
    7·1 answer
  • In triangles △ABC and △DEF, m∠A=m∠E, m∠C=m∠F, AC=6, EF=2, and AB=3.3, side DF is shorter than side BC by 3.2. Find the unknown s
    5·2 answers
  • The mass of diamonds is measured in carats. Five carats is equivalent to 1 gram How many grams are in a 24 carat diamond? How ma
    15·1 answer
  • Find the gcf of the terms of the polynomial. 50 x^5 + 4x^4
    11·1 answer
  • (16x-1) (20x+10)<br> What is X?
    6·1 answer
  • As X increase or decrease Y increase or decrease. The Function is linear or nonlinear.​
    10·1 answer
  • What is remainder one as a fraction?
    11·2 answers
  • A computer gererates 80 integers from 1 to 5 at random. The results are recrded in the table. What is the experimental probabili
    12·1 answer
  • At the school Halloween dance. 85% of the students were present. If there are 765 students at the dance then how many total stud
    7·1 answer
  • F(x)=6x^3-4, g(x)=2x+2, find (g-f)(x)
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!