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
Lilit [14]
3 years ago
6

The expression x-7/x^2-9 is undefined when x is

Mathematics
1 answer:
Mariana [72]3 years ago
4 0

Answer:

subtracted and multiplied from the same number

Step-by-step explanation:

You might be interested in
robyn has 3 pans to bake brownies for her friend she pours 1/4 cup of chocolate chips into each pan how much chocolate chips doe
Marta_Voda [28]

Answer:

3/4

Step-by-step explanation:

If she has 3 pans and pours 1/4 in each that's 3/4

3 0
3 years ago
Read 2 more answers
An expression is shown 7/4 - ?/7 = 1 1/28 What is the missing number?
Luden [163]

Answer:

i pretty sure the missing number is 4

Step-by-step explanation:

3 0
3 years ago
What is the common ratio of this geometric sequence? 5, 10, 20, 40, 80.
zmey [24]
Note that multip. 10 by 2 results in 20; mult. 20 by 2 results in 40, and so on.  So the common ratio is 2.
8 0
3 years ago
What is the mass of hydrogen atoms that is measured at 54 u? the relationship between atomic mass units (u) and grams (g) is 1 u
xxMikexx [17]

The mass of hydrogen atoms that measures 54 u is 89.64 x 10^-24

Analysis:

If 1 u = 1.66 x 10^-24, then 54 u = 54 x 1.66 x 10^-24 = 89.64 x 10^-24

#SPJ1

3 0
3 years ago
(a) what is the distance from the sun to mercury written in scientific notation?
IRINA_888 [86]
<span>35.98 million mi

which becomes 3.598 x 10 ^7</span>
5 0
3 years ago
Other questions:
  • Write an algebraic expression for the phrase. 8 times the quantity d minus 3
    15·2 answers
  • What is 24 divided by 5/6?
    14·2 answers
  • Karyn proofreads 15 pages in 2 hours for $40. How much does she receive on average for a page?
    10·1 answer
  • 3/8 = r + 2/3 I really need help I don't get it!!
    12·2 answers
  • Can someone please help me with this I don’t get it
    7·2 answers
  • There are some biscuits on a plate. 1 4 of the biscuits are chocolate. The rest of the biscuits are plain. Write down the ratio
    12·1 answer
  • What is the modulus of 6 + 7i?
    13·2 answers
  • how long should the ladder be if they want to use all the canle they have? use the law of sines to find the length.
    11·1 answer
  • True or False please help for math problem
    13·2 answers
  • Round to the nearest tenth, I will give brainlyest PLEASE
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!