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Post New Question
All Questions
+0
230542 Questions
+3
1542
4
+111
help?
Suppose that a and b are positive integers such that $a-b=6$ and $\text{gcd}\left(\frac{a^3+b^3}{a+b}, ab\right) = 9$. Find the smallest possible value of b.
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pinklemonade
Oct 2, 2019
0
582
3
plz help quick
if a person walks 3/5 of a mile in each 1/4 hour, what is the rate in mph?
plz help with this
read more ..
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Guest
Oct 2, 2019
+2
944
2
+1253
Graphs I made for Fun (September)
Hello all
In web2.0calc, as many of you know, there is something called "score."
You can get +1 score if your comment/question/post gets upvoted.
read more ..
off-topic
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CoolStuffYT
Oct 2, 2019
0
698
1
7x-0.15=2x+0.6 . Find solution.
7x-0.15=2x+0.6
Find the best solution
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Guest
Oct 2, 2019
0
666
2
Answer fasttttt!
x-5-(2-x)= -3
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Guest
Oct 2, 2019
0
443
0
Matrix question, help:(
Operations with Matrices
Guest
Oct 2, 2019
+1
1345
15
+63
Help please Geometry!
I need help understanding how to do this problem. Can anyone help me out?
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Masterx4020
Oct 2, 2019
0
965
1
Help please
A clothing dealer sold two shirts at $12 each. On one he made a profit of 20%; on the other he lost 20%. How many dollars did he lose on the two sales combined?
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Guest
Oct 2, 2019
0
940
2
+279
Sum or Difference of Two Cubes
Which of the following is the correct factorization of the polynomial below?
2p^2 - 11pq + 24q^2
read more ..
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CreatorRozen
Oct 2, 2019
0
1264
1
+1982
Which number correctly completes the table?
x y
0 6
1 8
2 10
read more ..
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macabresubwoofer
Oct 2, 2019
0
731
1
+1982
how many will be seated in the last row?
39 students are in line to ride the school bus. If each row on the bus seats 4 students, and the students fill in the seats starting at the front of the bus, how many will be seated in the last row?
A)0
B)1
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macabresubwoofer
Oct 2, 2019
0
736
1
+1982
Find the equation of the sine graphed.
Find the equation of the sine graphed.
read more ..
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macabresubwoofer
Oct 2, 2019
0
1934
1
+1982
What is a20 in this arithmetic sequence?
10, 8, 6, 4...
What is a20 in this arithmetic sequence?
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macabresubwoofer
Oct 2, 2019
0
1229
3
+1982
Which BEST shows where this function is only decreasing?
Which BEST shows where this function is only decreasing?
read more ..
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macabresubwoofer
Oct 2, 2019
0
1067
1
+1982
What is the function of the resulting graph?
The graph of y = 1/x is vertically stretched by a factor of 3, reflected across the y-axis and shifted to the left by 2 units. What is the function of the resulting graph?
A) y = 3/x − 2
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macabresubwoofer
Oct 2, 2019
0
755
2
sin(70) =
sin(70°) =
A) sin(50°)cos(20°) − cos(50°)sin(20°)
B) sin(50°)cos(20°) + cos(50°)sin(20°)
read more ..
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Guest
Oct 2, 2019
0
806
1
+1982
After how many seconds does the ball reach the highest point?
Joey throws a ball in the air. The graph shows the height of the ball on the y-axis and the time that the ball is in the air on the x-axis.
read more ..
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macabresubwoofer
Oct 2, 2019
0
825
1
10, 8, 6, 4...
10, 8, 6, 4...
What is a20 in this arithmetic sequence?
read more ..
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Guest
Oct 2, 2019
0
917
3
+279
Sum or Difference of Two Cubes - #???
Factor the expression given below. Write each factor as a polynomial in descending order. Enter exponetns using the caret ( ^ ).
125x^3 + 512y^3
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CreatorRozen
Oct 2, 2019
0
879
2
Need help
I have a bag with yellow and blue marbles in it. At the moment, the ratio of blue marbles to yellow marbles is 4:3. If I add 5 blue marbles and remove 3 yellow marbles, the ratio will be 7:3. How many blue marbles were in the bag before I added more?
read more ..
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Guest
Oct 2, 2019
0
730
1
Factors that are difficult to recognise?
In my textbook, there's a question I came across:
When you use graphing technology to factor a polynomial function, which type of factors are difficult to recognize from the graph?
I'm not entirely sure how I should answer
read more ..
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Guest
Oct 2, 2019
0
635
2
Stuck on this problem
If the system of equations 2x - y = a, 3y - 6x = b has a solution, find a / b, assuming b is not equal to 0.
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Guest
Oct 2, 2019
0
593
2
help
Find the quadratic function yequalsf(x) whose graph has a vertex (negative 3,3) and passes through the point (negative 6,0). Write the function in standard form.
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Guest
Oct 2, 2019
0
736
1
What is 4(5)-2(-4+1)
What is 4(5)-2(-4+1)
Nirvana
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Guest
Oct 2, 2019
0
759
6
+700
Point Slope Form
We are currently discussing point slope forms and some other thing that has to do with exponential relationships, however I can't recall what it's called but it is sort of like point slope, except it is for exponential relationships (i couldn't
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Nirvana
Oct 2, 2019
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