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Post New Question
All Questions
+0
237685 Questions
+4
1642
6
+1713
Standard Deviation stuff
The following data points are the number of games pitched by each of the Greenbury Goblins' starting pitchers last season.
3,2,4,7
Find the standard deviation of the data set.
Round your answer to the nearest hundredth.
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tommarvoloriddle
Aug 19, 2019
0
821
2
Help please.
can you solve the initial value problem for:
dy/dx= xy-2x+y-2 , y(2)= -1
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Guest
Aug 19, 2019
Aug 18, 2019
0
734
6
halp plz
Let and . What is ?
would the answer be -9???
THX IN ADVANCE
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Guest
Aug 18, 2019
0
1383
1
please help
When two consecutive whole numbers are randomly selected, what is the probability that one of them is a multiple of 4? Express your answer as a common fraction.
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Guest
Aug 18, 2019
0
820
2
help please
The graphs of and are drawn. For every , a vertical segment connecting these two graphs can be drawn as well. Find the smallest possible length of one of these vertical segments.
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Guest
Aug 18, 2019
0
655
2
this is a repost srry to bother
I asked a question and I am srry that I am repeating this but I am SO confused and it is due tommarow. if you could help it would be amazing. thx
https://web2.0calc.com/questions/halp-plz_6
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off-topic
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Guest
Aug 18, 2019
+1
1878
1
+541
Combinatorics
Elrond is organizing a council in Rivendell. He has invited two men, two dwarves, and two elves, and plans to seat them along with himself in a circle with seven seats. He knows that dwarves and elves do not get along, so he plans to seat them so that no
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xXxTenTacion
Aug 18, 2019
0
849
2
Halp asap
Let and Find
Plz help asap.
Thx in advance
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Guest
Aug 18, 2019
0
809
1
please help, thank you
An automatic car wash charges $6 to wash sedans and $8 to wash SUVs. In one day, 120 sedans and SUVs were washed, earning $856. How many SUVs were washed?
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Guest
Aug 18, 2019
0
881
4
help
Simplify ( is imaginary)
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Guest
Aug 18, 2019
0
810
1
+142
Find all angles theta, 0<=theta<=2pi with the following property:
Find all angles theta, 0<=theta<=2pi with the following property: For all real x, 0<=x<=1: x^2 * cos theta - x(1 - x) + (1 - x)^2 * sin theta > 0
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LeoIsTheBest
Aug 18, 2019
0
1094
2
+142
In equilateral triangle ABC let points D and E trisect BC. Find sin DAE.
In equilateral triangle ABC let points D and E trisect BC. Find sin DAE.
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LeoIsTheBest
Aug 18, 2019
Aug 17, 2019
0
502
0
can someone explain this statement better so i can understand
In (F (E, E), ∘) every permutation is regular. More generally, an injective application is regular on the left while a surjective application is regular on the right.
Guest
Aug 17, 2019
0
492
1
math help
thank you
math help
consider the quadratic function whos graph is shown
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Guest
Aug 17, 2019
0
724
2
halp plz
Given that where , what is the range of on the interval ?
I don't know how to solve this. I am not that good at functions.
I saw a previus answer, and it was wrong. <
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Guest
Aug 17, 2019
0
1177
1
Please help
Let $f(x) = (x+2)^2-5$. If the domain of $f$ is all real numbers, then $f$ does not have an inverse function, but if we restrict the domain of $f$ to an interval $[c,\infty)$, then $f$ may have an inverse function. What is the smallest value of $c$ we can
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Guest
Aug 17, 2019
0
840
2
Help!!
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Guest
Aug 17, 2019
0
541
1
Help needed
Is there way to simplify this? http://imgur.com/a/TiyPfUN
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Guest
Aug 17, 2019
0
841
1
Help me please
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Guest
Aug 17, 2019
+1
463
0
Help
Let wq w qw q qw q wq w
Guest
Aug 17, 2019
0
824
2
Here is a quick question. thx
What is the maximum value of the expression for real ?
thx in advance
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Guest
Aug 17, 2019
0
1071
1
Appreciate the work
Find the volume of material used to construct the Red Pyramid in Cairo, given that it has a height of 105m, a base length of 220m, and is estimated to be 96% solid
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Guest
Aug 17, 2019
0
798
1
Any Help Would be Appreciated
For a certain hyperbola x^2/a^2 - y^2/b^2 = 1,
where a>b the angle between the asymptotes is 60 degrees Find a/b
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Guest
Aug 17, 2019
+1
1693
1
+541
Complementary Counting
Six cars pull up to a red light, one at a time. At the light, there are three lanes, one left-turn lane, one straight-going lane, and one right-turn lane. How many ways can the cars stack up so that all three lanes are occupied?
Note that if the first
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xXxTenTacion
Aug 17, 2019
0
1
2267
4
+541
help me
How many 4-digit numbers have the last digit equal to the sum of the first two digits?
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xXxTenTacion
Aug 17, 2019
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