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All Questions
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152235 Questions
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33
2
Sequence problem
The sequence is defined by
The sequence is defined by
Find
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Guest
Aug 11, 2019
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29
2
help
How many possible distinct arrangements are there of the letters in the word DOG?
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Guest
Aug 11, 2019
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31
1
Please help!!
In right triangle DEF, we have
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Guest
Aug 11, 2019
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35
2
+59
help
Let line be the graph of . Line is perpendicular to line and passes through the point . If line is the graph of the equation , then find .
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BIGChungus
Aug 11, 2019
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37
2
Vieta's formula problem
The roots of the polynomial x^3 - 52x^2 + 581x - k are distinct prime numbers. Find k.
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Guest
Aug 11, 2019
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25
0
Help
Let
What is p(p(1,-1),p(-5,-2))?
Guest
Aug 11, 2019
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29
1
combining percents
Otto's investment portfolio consisted of shares of internet stock and copper stock. During the year, the value of his internet shares increased 10%,but the value of his copper shares decreased from $10,000 to $9,000. During the same year, the total
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Guest
Aug 11, 2019
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31
1
Help
You have a rectangular prism box with length x+5 units, width x-5 units, and height x^2+25 units. For how many positive integer values of x is the volume of the box less than 700 units?
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Guest
Aug 11, 2019
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19
0
Help
Find the number of pairs of integers (x,y)
Must satify 0
Guest
Aug 11, 2019
0
35
3
any help will work
Find the equation whose graph is a parabola with vertex (2,4), vertical axis of symmetry, and contains the point (1,1). Express your answer in the form "ax^2+bx+c".
This should be very easy but I can't figure it out. Any help will
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Guest
Aug 11, 2019
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34
3
Help. I am confused on this question.
The graph of the parabola defined by the equation y=-(x+1)^2+1 is shifted 1 unit to the right, then shifted 5 units down, then rotated 180 degrees about its vertex. The resulting parabola has zeros at x=a and x=b, where . What is b-a?
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Guest
Aug 11, 2019
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33
2
Any help would be appreciated
The graph of an equation
sqrt((x-3)^2+(y+4)^2) + sqrt((x+5)^2+(y-8)^2)=20
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Guest
Aug 11, 2019
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31
1
Math help please!!
Let f(x) be a quartic polynomial with integer coefficients and four integer roots. Suppose the constant term of f(x) is 6.
(a) Is it possible for x=3 to be a root of f(x)?
(b) Is it possible for x=3 to be a double root
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Guest
Aug 11, 2019
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43
2
+893
PSL4#52
Answer: 63
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dgfgrafgdfge111
Aug 11, 2019
0
39
2
+893
PSL3#47
Answer: 7/15
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dgfgrafgdfge111
Aug 11, 2019
0
40
3
+893
PSL3#42
Answer: 225
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dgfgrafgdfge111
Aug 11, 2019
0
40
2
+893
PSL3#33
Answer: 1760
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dgfgrafgdfge111
Aug 11, 2019
0
40
2
+893
PSL3#30
Answer: 288
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dgfgrafgdfge111
Aug 11, 2019
0
42
4
+8
Difficult 3D Geometry Problem (CPhill please help)
Points A, B, C, and T are in space such that each of , , and is perpendicular to the other two. If TA = TB = 12 and TC = 6,then what is the distance from T to face ABC?
Any help is appreciated. Thanks a lot!
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SuperMathGuy
Aug 11, 2019
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40
4
Help
Find the number of pairs of integers (x,y) with 0 \(\frac{1}{1-\frac{10}{x}} > 1 - \frac{5}{y}.\)
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Guest
Aug 11, 2019
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36
3
Help please
Let r, s, and t be the roots of the equation x^3 - 2x + 1 = 0 in some order. What is the maximal value of r^3 - s- t?
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Guest
Aug 11, 2019
Aug 10, 2019
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33
2
Floor function help
How many positive integers have the property that is odd?
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Guest
Aug 10, 2019
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33
1
Help
Find the maximum value of where
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Guest
Aug 10, 2019
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23
0
Help
Find the maximum value of where
Guest
Aug 10, 2019
0
41
4
Help. I have been stuck
Given that , , and , find .
I know that I should be able to do this but I can't figure it out.
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Guest
Aug 10, 2019
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