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Post New Question
All Questions
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234777 Questions
-1
696
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+202
Problem help! Thank you!
Let and be polynomials.
Suppose for exactly three values of : namely, and .
Suppose for exactly five values of : namely, and .
Is it necessarily true that is
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Impasta
Feb 8, 2020
0
485
1
pls halps
From a standard deck of cards, the four Aces, four 2's, four 3's, and four 4's are drawn, forming a smaller deck of $16$ cards. All $16$ cards are dealt at random to four players, so that each player gets four cards. What is the probability that each player
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Guest
Feb 8, 2020
0
632
1
help
Water drops into a graduated cylinder, of a diameter 10cm, at a rate of 20cm3/min. How high will the level have risen in 10 minutes
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Guest
Feb 8, 2020
0
2532
5
A square with side length is drawn, along with four equilateral triangles, one on each side of the square. Four vertices of the ...
A square with side length 1 is drawn, along with four equilateral triangles, one on each side of the square. Four vertices of the triangles are connected to form a larger square, as shown below. Find the area of the larger square.
https://latex.artofproblemsolving.com/a/c/f/acf7dc68fda04761f93b7bb7207a6455cab20e87.png
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Guest
Feb 8, 2020
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424
1
help
Two planes are flying from San Francisco to Chicago, a distance of 1,800 miles. They leave San Francisco at this same time period after 30 minutes, one plane has traveled 25 more miles than the other plane. How much longer will it take the slower plane
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Guest
Feb 8, 2020
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929
1
can anyone solve this computer mathematics question
An analogue signal has a bandwidth that extends from very low frequencies up to 12 kHz. Using the sampling theorem (Section 3.3.1), what is the minimum sampling rate (number of samples per second) required to convert this signal into a digital representation?
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Guest
Feb 8, 2020
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482
1
help
Stephanie rode her new moped to Rod's house. Traveling the side streets, she avaraged 20 mph. To save time on the return trip, they loaded the bike into Robs truck and took the freeway, averaging 50 mph. The freeway distance is 2 miles less than the distance
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Guest
Feb 8, 2020
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2490
3
+16
computer mathematics
A computer program takes 0.0085 seconds to calculate the best route between seven cities using a brute-force approach to the traveling salesman problem. How long, to the nearest second, will it take to calculate the best route for eleven cities?
<
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Rob93old
Feb 8, 2020
0
838
5
IF A+B=15, B+C=20, C+A=25 THEN A+B+C ?
IF A+B=15,
B+C=20,
C+A=25
THEN
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Guest
Feb 8, 2020
-1
804
7
+202
Could someone please check my work?
Find the number of ways of distributing 4 different balls among 4 identical boxes.
So I was thinking that it would be since you have 4 choices for each ball but there are 4 we since the boxes are identical we're overcounting by a factor
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Impasta
Feb 8, 2020
0
823
2
MATH QUESTION HELP PLEASE
One gear turns 33 1/3 times in a minute. Another gear turns 45 times in a minute. Initially, a mark on each gear is pointing due north. After how many seconds will the two gears next have both their marks pointing due north?
The answer
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Guest
Feb 8, 2020
0
591
2
Geometry question
Triangle ABC has AB = BC = 5 and AC = 6. Let E be the foot of the altitude from B to AC and let D be the foot of the altitude from A to BC. Compute the area of triangle DEC.
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Guest
Feb 8, 2020
+1
771
3
+865
Help me on this question please.
I need help on these two questions: https://web2.0calc.com/questions/does-anyone-know-this
And this one: https://web2.0calc.com/questions/help-please-thanks_5
Thank you!
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AnimalMaster
Feb 8, 2020
+1
680
1
+109
Write the simplified terms of the expansion.
1. Harold uses the binomial theorem to expand the binomial (3x^5 - 1/9y^3)^4
(a) What is the sum in summation notation that he uses to express the expansion?
(b) Write
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valval2205
Feb 8, 2020
0
588
1
+109
What is the sum of the first 8 terms of the geometric series?
1. What is the sum of the first 8 terms of the geometric series?
120 - 80 +160/3 - 320/9 + ...
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valval2205
Feb 8, 2020
0
946
1
+109
The first term of a geometric sequence is 32, and the 5th term of the sequence is 818 .
The first term of a geometric sequence is 32, and the 5th term of the sequence is 818 .
What are the geometric means between these terms?
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valval2205
Feb 8, 2020
0
614
0
+109
What is the sum of the infinite geometric series?
What is the sum of the infinite geometric series?
−5+4−165+6425−256125...
valval2205
Feb 8, 2020
+1
1044
0
+109
How is the sum expressed in sigma notation?
How is the sum expressed in sigma notation?
127+19+13+1+3
valval2205
Feb 8, 2020
0
1257
1
geometric sequence question
The first term of a geometric sequence is −2100 . The common ratio of the sequence is −0.1 .
What is the 7th term of the sequence?
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Guest
Feb 8, 2020
0
934
2
math expansion question
What is the 5th term in the expansion of (12x3y2−4y)9
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Guest
Feb 8, 2020
0
787
1
arithmetic sequence
The first term of an arithmetic sequence is −22 . The common difference of the sequence is 5.
What is the sum of the first 30 terms of the sequence?
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Guest
Feb 8, 2020
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