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Post New Question
All Questions
+0
234777 Questions
0
473
1
HELP
I want to take a picture of my six friends standing in two horizontal rows of three. How many different photos can I take if the tallest person must stand in the back row, the shortest person must stand in the front row, and two of my friends are identical
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Guest
Mar 28, 2020
0
1438
1
help
Mr. McBride ordered 6 cheese pizzas and 7 pepperoni pizzas and paid $153.50 for his son's birthday party. He realized he was going to run out of pizza and made a second order. This time, he ordered 2 cheese and 2 pepperoni pizzas and paid $47.00. What is
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Guest
Mar 28, 2020
-2
660
1
+223
PLZ HELP!
All of the members of our spray-painting team paint at the same speed. if 8 team members can paint a certain wall in 36 minutes, then how many minutes would it take 18 of our team members to paint the same wall?
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CPhilFanboy
Mar 28, 2020
-2
1100
2
+223
Please Help Very URGENT!!!
Suppose that $x$ is directly proportional to $y$. Let $x_1, x_2$ be two values of $x$ such that $\frac{x_1}{x_2} = 4$. Let their corresponding values be
$y_1$, $y_2$ respectively. If at least one of $y_1, y_2$ is nonzero, find $\frac{y_2}{y_1}$.
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CPhilFanboy
Mar 28, 2020
0
1968
1
please help!
There are 135 people in a sport centre. 77 people use the gym. 62 people use the swimming pool. 65 people use the track. 27 people use the gym and the pool. 23 people use the pool and the track. 31 people use the gym and the track. 4 people use all three
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Guest
Mar 28, 2020
0
676
3
+90
math Analysis, help please.
This a link to the question, it includes a graph as well.
https://free-picload.com/image/qtfKRh
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Yousif.m
Mar 28, 2020
0
621
1
help
A plane leaves Karachi at 1530 to fly to Bangkok. The distance is 3840 km. The plane flies at an average speed of 720 km/h. The local time in Bangkok is 2 hours ahead of the local time in Karachi. Find the local time in Bangkok when
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Guest
Mar 28, 2020
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788
4
I need help! Finding the amplitude, midline, and period
The data in the table shows a sinusoidal relationship between the number of seconds an object has been moving and its velocity v(x), measured in centimeters per second.
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Guest
Mar 28, 2020
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512
1
HELP ASAp
What is the general solution to the equation?
2cos^2x−5cosx−3=0
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Guest
Mar 28, 2020
0
961
1
sos
What is the general solution to the equation?
2√tanθ=2sinθtanθ
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Guest
Mar 28, 2020
0
573
1
helppp
Solve the equation on the interval [0,2π) .
4cos^2x−2cosx=0
Select all correct solutions.
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Guest
Mar 28, 2020
0
2077
1
helpp
The bike store marks up the wholesale cost of all the bikes they sell by 30% andrew wants to buy a bike that has a price tag of $125 what was the wholesale cost of this bike before they marked it up?
off-topic
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Guest
Mar 28, 2020
0
657
5
please help
I have 54 coins in my pocket; some of them are quarters and the rest are nickels. In total, the coins are worth $6.10. How many of each coin do I have?
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Guest
Mar 28, 2020
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408
0
What is the implicit domain of the function y = -3cos(x/2)+1 over the interval [-2pi, 2pi]?
What is the implicit domain of the function y = -3cos(x/2)+1 over the interval [-2pi, 2pi]?
Guest
Mar 28, 2020
0
618
2
help
An entry pass to a museum costs $12 for a child and $15 for an adult. A total of 300 entry passes were sold, and the total money collected is $4140. The number of $15 entry passes sold are _____
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Guest
Mar 28, 2020
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510
2
What is the implicit domain of the function y = -3cos(x/2)+1 over the interval [-2pi, 2pi]
What is the implicit domain of the function y = -3cos(x/2)+1 over the interval [-2pi, 2pi]?
thanks guys
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Guest
Mar 28, 2020
0
515
1
help
What is the equation of the line that passes through the points (-4,8) and (2,-1)
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Guest
Mar 28, 2020
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1029
1
Trigonometry Question
cos theta = -sqrt2/3 , where pi is less than or equal to theta which is less than or equal to 3pi/2
tan beta = 4/3 , where 0 is less than or equal to beta which is less than or equal to pi/2
what is the exact value of sin
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Guest
Mar 28, 2020
+2
693
3
+287
Please Help Urgent (Math)
Please help.
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Mathisgood
Mar 28, 2020
0
950
1
help
Two times Antonio’s age plus three times Sarah’s age equals 34. Sarah’s age is also five times Antonios age. How old is Sarah?
MathIsCool
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Guest
Mar 28, 2020
0
562
1
someone please help!
In a rectangular coordinate system, the line $5y = 2x$ intersects the line $3x - 4y = 7$ at point $Z$. What is the sum of the coordinates of point $Z$?
tertre
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Guest
Mar 28, 2020
+1
607
3
please help
find the inverse f^-1 of f(x) = 3x^2, where x ≥ 0. Then find f^-1(12)
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Guest
Mar 28, 2020
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