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Post New Question
All Questions
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230594 Questions
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544
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+44
minimum question
a, b and c are positive real numbers such that abc=1. find the minimum value of . prove your answer
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qwerasdfzxcv1
Mar 16, 2020
0
612
2
Cases
A soccer team consists of five girls and four boys. (All the players are distinguishable.) How many ways can they stand in line for a photograph, so that at least two of the girls are standing next to each other?
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Guest
Mar 16, 2020
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402
1
help
85x=163x+4
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Guest
Mar 16, 2020
0
401
1
help
-5e-x+17=7
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Guest
Mar 16, 2020
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341
2
help plz
Four mathematicians, three physicists, and an engineer are to be seated equally spaced around a circular table. How many different arrangements are possible if the mathematicians must all sit together (in four consecutive seats) and the physicists must
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Guest
Mar 16, 2020
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377
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functions
For some constants a and b let
The function f has the property that f(f(x) =x for all x What is a+b?
Guest
Mar 16, 2020
+1
740
4
+174
Help me Understand Please.
In the JackRat lottery, three white balls are drawn (at random) from ten balls numbered from 11 to 20, and one blue AwesomeBall is drawn (at random) from ten balls numbered from 21 to 30. When you buy a ticket, you select three
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Forumofweb2.0cal
Mar 16, 2020
0
409
1
help
Kristin spent $131 on shirts. fancy shirts cost $28 and plain shirts cost $15. if she brought a total of 7 then how many of each kind did she buy?
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Guest
Mar 16, 2020
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627
1
floor and ceiling problem
evaluate
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Guest
Mar 16, 2020
+1
710
5
+174
Help Me Understand this problem. ( I'm asking for help and advice )
Jackie rolls two fair, six-sided dice. You are not told what the rolls were, but you are told that the sum of the two rolls is a prime. What is the probability that the sum of the two rolls is 5?
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Forumofweb2.0cal
Mar 16, 2020
-1
664
1
+318
Pre Calc
Thanks!!!
Find all rational zeros of f. Then use the depressed equation to find all roots of the equation f(x)=0.
f(x)=x^3-37x+6
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mharrigan920
Mar 16, 2020
0
692
2
Working alone and at a constant rate, Machine A takes 3 hours to create a widget. Machine B, working alone and at a constant rate, takes x h
Working alone and at a constant rate, Machine A takes 3 hours to create a widget. Machine B, working alone and at a constant rate, takes x hours to create a widget. Working together, Machine A and B take 12 hours to build two widgets. What is the value
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Guest
Mar 16, 2020
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563
2
+210
whats a without using a calculator
a=l+w l=(8^2*3.14)+(8^2*3.142) w=c*14 c=3.142*16
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TacoBell
Mar 16, 2020
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343
0
HURRRYR
Phil was given three logarithmic equations to solve. Phil knows that each logarithmic equation
will require a different method to solve.
Explain to Phil what property he would need to use to manipulate the logarithms. Hint! Not all
the
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Guest
Mar 16, 2020
-1
637
1
+318
Pre Calc
Thank you in advance!!
A manufacturer of slacks has discovered that the number x of khakis sold to retailers per week at a price p dollars per pair is given by the formula, p=27-(x/300)^2
(a) Write the weekly revenue R(x)
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mharrigan920
Mar 16, 2020
0
813
1
please help
There are 600 bottles of sports drinks in a store. 25% of the bottles are orange flavored drinks. On Monday 30% of the orange flavored drinks in the store were sold and on Tuesday 20% of the remaining orange flavored drinks were sold. How many bottles of
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Guest
Mar 16, 2020
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392
1
math
what numbers add into 13 and subtract into 7
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Guest
Mar 16, 2020
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612
2
help
LCM of (x+1)2 and (x+1)(x-1) and why?
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Guest
Mar 16, 2020
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2197
4
Geometry problem.
Let be P the centroid of triangle ABC. If triangle ABP is an equilateral triangle with a side length of 2, then find the perimeter of triangle ABC.
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Guest
Mar 16, 2020
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560
1
How do I calculate 1.24 to the 1/10th power?
How do I calculate 1.24 to the 1/10th power?
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Guest
Mar 16, 2020
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408
1
HELP ANSWERING
Find the largest value n such that n^2-9n+18 is negative
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Guest
Mar 16, 2020
0
574
1
+422
Help Ty!
The distance between the points (a,21) and (4,7) is 10*sqrt(2) Find the sum of all possible values of a
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AltShaka
Mar 16, 2020
0
501
1
Halppp
The slope of a line is -3/7 and the y-intercept of the line is (0,18). What is its x-intercept?
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Guest
Mar 16, 2020
0
532
1
help
Aldon and Jamal raised the same amount of money for the school fundraiser. Aldon donated $40 and sold 12 tickets for the school raffle. Jamal donated $25 and sold 15 tickets for the raffle. What was the cost of each raffle ticket?
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Guest
Mar 16, 2020
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