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Post New Question
All Questions
+0
234967 Questions
0
303
1
algebrra
In a certain city the rate of taxation is the following: (x + 10)% tax is collected for an income of x thousand dollars. What income, in dollars, will yield the greatest take home pay? (Take-home pay is the income minus the tax on that income.)
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Guest
Apr 24, 2021
0
353
1
Help please
The median and the height of an isosceles trapezoid are equal in length. One diagonal of the trapezoid has length 12. What is the area of the trapezoid?
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Guest
Apr 24, 2021
0
303
2
Help ASAP please
Two triangles are considered the same if they have the same three side lengths. Find all possible values of P such that there is only 1 possible triangle with integer side lengths and perimeter P.
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Guest
Apr 24, 2021
0
285
1
help ASAP please
A sphere of radius 10 inches is inscribed in a cone with a base of radius 15 inches. In cubic inches, what is the volume of the cone?
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Guest
Apr 24, 2021
0
244
0
Coordinates
The circle 2x^2 = -2y^2 + 2x - 4y + 20 is inscribed inside a square which has a pair of sides parallel to the x-axis. What is the area of the square?
Guest
Apr 24, 2021
0
544
1
+614
multiple argument properties pls help
derive multiple argument properties for the given functions
1.sin3x in terms of sin x alone
2. cos 4x in terms of cos x alone
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xxJenny1213xx
Apr 24, 2021
0
432
0
+67
Please Help
1. John invests at an annually compounded interest rate of 6%. Josey invests at a simple interest rate of r%. What is r if their investments are worth the same amount after 1 year? 2 years? 10 years?
2. Show that if is invested at an
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shananigans
Apr 24, 2021
0
283
2
help ASAP please
Each of the digits 1,2,3,4,5,6 is used exactly once in forming the 3-digit integers X and Y. How many possible values of X+Y are there if |X-Y|=111?
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Guest
Apr 24, 2021
0
434
1
Does anyone know what x2 is in this problem and what it does?
Does anyone know what x2 is in this problem and what it does?
x2+20=84
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Guest
Apr 24, 2021
0
344
1
sequence
The Lucas numbers are defined in the same way, but with different starting values. Let L_0 be the zeroth Lucas number and L_1 be the first. If
L_0 = 2
L_1 = 1
L_n = L_(n - 1) + L_(n - 2)
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Guest
Apr 24, 2021
0
259
0
A=57.72(1+0.02/1)^(1(10))
A=57.72(1+0.02/1)^(1(10))
Guest
Apr 24, 2021
0
534
0
+80
Please help me understand this
Based on a poll of 1000 residents, a newspaper article claims that 62% of the residents in town favor the development of a recreational park on the west side of town. A community action group interested in preserving the environment claims that 45% of the
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Corduroy
Apr 24, 2021
0
457
1
PLS HELP PLSSSS
Let J and K be given points along a certain line. There are exactly two other distinct points U and V on this line such that UJ/UK=7 and VJ/VK=7. Let W be the midpoint of UV. Calculate the ratio WJ/WK.
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Guest
Apr 24, 2021
0
2125
5
+80
Periodicity
The Colossus Ferris wheel debuted at the 1984 New Orleans World’s Fair. The ride is 180 ft tall, and passengers board the ride at an initial height of 15 ft above the ground. The height above ground, h, of a passenger on the ride is a periodic function
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Corduroy
Apr 24, 2021
0
318
0
angle question...
Hi,
How can you find the following angle:
It is a prism with rectangular base, ABFE.
Calculate the angle between the diagonal AG and the base ABFE. (I drew the diagonal).
Now, why is the answer as follows:
-->Draw perpendicular
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Guest
Apr 24, 2021
0
438
3
+80
Solve the system of equations
(please show all work this helps me understand how you got the answers, thank you!)
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Corduroy
Apr 24, 2021
0
232
0
number theory
What is the smallest positive integer n such that the rightmost three digits of n and n + n! are the same?
Guest
Apr 24, 2021
0
430
3
+80
Please help me solve these functions!
a)
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Corduroy
Apr 24, 2021
0
1195
3
+80
Use the equation x + 2 = √3x + 10
a) What is the solution to the equation?
b) What is the extraneous solution? Why?
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Corduroy
Apr 24, 2021
+2
536
3
+50
Solve the equation $\arccos x + \arccos(x^2)=0$
I want to ask help in understanding if my point of view is correct: I must solve the equation $\arccos x + \arccos(x^2)=0$.
The domain of $\arccos x + \arccos(x^2)$ is $-1 \leq x \leq 1$, and it is
$$\arccos x + \arccos(x^2)=0 \iff
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Hitago
Apr 24, 2021
0
248
0
Please help!
Find the two restrictions in this expression.
√4-t/√3t
Guest
Apr 24, 2021
0
579
1
Please help! All help appreciated :)
A dilation with scale factor -3 maps X to X' and Y to Y'. Given X'Y'=2, find XY.
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Guest
Apr 24, 2021
0
455
1
+132
equation help
solve: n-17+48
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Amariah
Apr 24, 2021
0
468
3
33 5 * 3 5
335 * 35
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Guest
Apr 24, 2021
Apr 23, 2021
0
465
1
+132
help plz
You have two rectangles. Each has sides of length7and6.
You place them together side by side to form a larger rectangle. Which statement about the larger rectangle cannot be true?
It can have length7,width6+6,and area7×6+7×6.
It
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Amariah
Apr 23, 2021
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