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Post New Question
All Questions
+0
229704 Questions
-1
3612
5
+327
Geometry Question 2/8/18
A sculptor is planning to make two triangular prisms out of steel. The sculptor will use △ABC for the bases of one prism and △DEF for the bases of the other prism. The triangles are similar.
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KennedyPape
Feb 9, 2018
0
1083
0
2. The table shows the probabilities of winning or losing when the team is playing away or is playing at home
Home Away Total Win 0.2 0.05 0.25 Loss 0.6 0.1 0.7 Total 0.8 0.15 1.00
(a) Are the events “winning” and “playing at home” independent? Explain why or why not.
(b) Are the events
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Guest
Feb 9, 2018
0
1895
1
+645
A sequence
A sequence of positive integers with and a9 + a10 =646 is formed so that the first three terms are in geometric progression, the second, third, and fourth terms are in arithmetic progression, and, in general, for all n >= 1, the
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heureka
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waffles
Feb 9, 2018
0
1699
1
+645
Find
Find
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waffles
Feb 9, 2018
0
787
1
+645
A sequence of real numbers is defined recursively as follows: and are positive real numbers, and
A sequence of real numbers is defined recursively as follows: and are positive real numbers, and
for n = 0,1,2... . Find the value of , in terms of a and b .
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waffles
Feb 9, 2018
0
2219
1
+645
This week in class, we covered one way to sum an arithmetico-geometric series. Now we're going to cover a different approach.
Let |r| < 1,
and
Our approach is to write T as a geometric series in terms of a and r . <#> Give a closed form expression for T in terms of r.
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waffles
Feb 9, 2018
0
622
1
+645
math
Find
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waffles
Feb 9, 2018
0
864
1
+645
Simplify(1+3+5+...+199)/(2+4+6+...+200)
Simplify (1+3+5+...+199)/(2+4+6+...+200)
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waffles
Feb 9, 2018
+1
1975
2
+113
Hardest Question I've ever seen!
A worker's salary was reduced by m%. Find the percent by which the new salary would have to be raised to bring it back to the original amount.
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jonathanxu999
Feb 9, 2018
+1
1494
1
+113
Dodecahedra!!!
The faces of two dodecahedra are labeled with the numbers 1 to 12 in order to make dice. If these dice are rolled, what is the probability that the sum of the two top numbers is greater than 12?
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jonathanxu999
Feb 9, 2018
+1
8699
2
A researcher observes and records the height of a weight moving up and down on the end of a spring. At the beginning of the observation, the
A researcher observes and records the height of a weight moving up and down on the end of a spring. At the beginning of the observation, the weight was at its highest point. From its resting position, it takes 8 seconds for the weight
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Guest
Feb 9, 2018
0
5259
1
A sine function has the following key features:
A sine function has the following key features:
Period = 4π
Amplitude = 2
Midline: y = 3
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Guest
Feb 9, 2018
0
5317
2
Graphing (Alg 2)
1. A sine function has the following key features:
Frequency = 18π
Amplitude = 6
Midline: y = 3
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Guest
Feb 9, 2018
Feb 8, 2018
0
1075
3
+1494
Help Me, please
Help Me, please
Short answer
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hectictar
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ManuelBautista2019
Feb 8, 2018
+7
1032
1
+63
I'm new
Hey, I'm new so is there any thing I should know about the sight?
off-topic
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TheDeathlyHallows
Feb 8, 2018
0
540
1
HELP
HELP
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Guest
Feb 8, 2018
0
496
1
Need help with a question.
Need help with a question.
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Guest
Feb 8, 2018
0
3051
3
+84
Pls Help, Due Tmrow
1)Triangle ABC is an isosceles right triangle where angle A = 90 degrees. O is the circumcenter of Triangle ABC. What is angle AOB in degrees?
2)Let O and H be the circumcenter and orthocenter of acute triangle ABC, respectively.
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FiestyGeco
Feb 8, 2018
0
548
2
Need help with these 2 questions
1.
2.
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Guest
Feb 8, 2018
0
715
2
math
A blackboard has an area of 28 and a perimeter of 22 ft. What are the dimensions of the board?
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Guest
Feb 8, 2018
0
1673
5
Help me
I'm behind in math and I need some help with these
1.
2.
3.
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Guest
Feb 8, 2018
0
700
4
Functions help
Function f ( x) = 3( x − 5)2 + 9 is transformed as follows.
1. f(x) is shifted 6 units to right to obtain function g(x). What is the equation of g(x) in terms of f(x)?
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Guest
Feb 8, 2018
+1
536
2
Geometry (Triangle Theorems)
Not sure if I'm doing any of these right. Please correct me, thanks.
What is the value of x? (58.6?)
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Guest
Feb 8, 2018
+1
538
1
Triangle Theorems
What is the value of x?
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Guest
Feb 8, 2018
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