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Post New Question
All Questions
+0
230864 Questions
0
604
1
Two sequences
What do the following two sequences have in common?
78539816339744830961566084581988..... and
1, - 1/3, + 1/5, -1/7, +1/9, -1/11, + 1/13, -1/15....
Any help would be appreciated. Thank you.
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Guest
Jul 22, 2017
+5
1093
1
+752
Inverse question
Suppose the function f has all real numbers in its domain and range and is invertible. Some values of f are given by the following table:
read more ..
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MIRB16
Jul 22, 2017
+5
723
1
+752
functions!!
Let f(x) = 2x - 3 and g(f(x)) = 5-4x. Find g(4).
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MIRB16
Jul 22, 2017
0
866
2
Algebra
Katy's mother is one year older than three times Katy's age and the sum of their ages is 57.
Write an equation, using k to represent Katy's age in years.
Also solve the equation to find the value of k, show all your working out.
read more ..
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Guest
Jul 22, 2017
+1
2778
1
3√1331=
3√1331=
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Guest
Jul 22, 2017
+5
735
1
+752
Hard question!!
Let p(x) = 2x^3 - 113 and let q be the inverse of p. Find q(137).
Thanks for whoever is going to answer this!!!
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MIRB16
Jul 22, 2017
0
756
1
Math Question: IXL
What is in the middle of 3.1 and 5.2?
off-topic
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Guest
Jul 22, 2017
Jul 21, 2017
+1
979
1
Word Problem
francis earns $3.50 an hour mowing lawns, and Bella earns $5.25 an hour babysitting and spends $11 a week on books. Francis also gets $4.10 a week allowance. If Francis and Bella work the same number of hours and have the same ammount of money at the end
read more ..
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Guest
Jul 21, 2017
0
1030
2
Undefined
Is it possible for an undefined number such a 2/0 to become defined, like if someone where to take the time to do it? Or is that something that is always going to be a "mystery"? Or would 0 be able to go into to an infinite amount of times because 0 is
read more ..
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Guest
Jul 21, 2017
0
829
1
Negative Exponents
Why on this calculator if you put 2 to the -100000000000 power does it make it 0 if it can never truly reach 0?
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Guest
Jul 21, 2017
+5
2779
2
+752
I need some help!
The function f(x,y) accepts an ordered pair as input and gives another ordered pair as output. It is defined according to the following rules: If x > 4, f(x,y) = (x - 4,y). If x is less than or equal to 4 but y > 4. f(x,y) = (x,y - 4). Otherwise,
read more ..
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MIRB16
Jul 21, 2017
0
641
1
sutraction
what is math
off-topic
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Guest
Jul 21, 2017
+1
2249
1
+618
The equation of the circle shown in the following diagram can be written as $x^2 + Ay^2 + Bx + Cy + D = 0$. Find $A+B+C+D$.
The equation of the circle shown in the following diagram can be written as $x^2 + Ay^2 + Bx + Cy + D = 0$. Find $A+B+C+D$.
Center of circle is (-1,1), point on circle is (1,2)
read more ..
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michaelcai
Jul 21, 2017
+1
2530
1
+618
quadratic graph help
The graph of the quadratic $y = ax^2 + bx + c$ has the following properties: (1) The maximum value of $y = ax^2 + bx + c$ is 5, which occurs at $x = 3$. (2) The graph passes through the point $(0,-13)$. If the graph passes through the point $(4,m)$, then
read more ..
geno3141
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michaelcai
Jul 21, 2017
0
1429
1
What is the exact value of cosØ when Ø lies in quadrant 1 and sinØ= the square root of 2 over 6?
What is the exact value of cosØ when Ø lies in quadrant 1 and sinØ= the square root of 2 over 6?
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Guest
Jul 21, 2017
+4
3262
1
+752
Help with functions!!
Let f(x) = x^2 - 2x . Find all real numbers x such that f(x) = f(f(x))?
List your solutions separated by commas from least to greatest.
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MIRB16
Jul 21, 2017
+1
823
2
what is a log?????!!!!!
what is a log?????!!!!!
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Guest
Jul 21, 2017
0
1159
3
+14925
Please help. Solution set.
I need a solution.
x^2−8=√4x^2
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asinus
Jul 21, 2017
0
1140
4
+884
help question
is the midpoint of . , , , . In simple radical form,
what is the perimeter of pentagon
read more ..
Alan
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ant101
Jul 21, 2017
0
551
1
Simple
If a pipe weighs 64.6kg per meter how far is 27kg
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Guest
Jul 21, 2017
0
587
1
I promise, last matrix problem.
Prove that for any 2 x 2 matrix A, A2 can be written in the linear form aA + bI
I = (identity matrix).
read more ..
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Guest
Jul 21, 2017
0
981
2
y=(x+2)(x-1)2 differentiate in respect to x
y=(x+2)(x-1)2 differentiate in respect to x
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Guest
Jul 21, 2017
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