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Post New Question
All Questions
+0
231223 Questions
-1
551
1
+89
help
Two wheel gears are connected by a chain. The larger gear has a radius of 5 centimeters and the smaller gear has a radius of 3 centimeters. The smaller gear completes 36 revolutions in 20 seconds.
What is the linear velocity of each of the gears
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phoquee
Apr 17, 2020
-1
1382
1
+89
The angular velocity of a fan blade is 8.4 radians per second. Approximately how many revolutions does the fan blade make in 1.4 minutes?
The angular velocity of a fan blade is 8.4 radians per second.
Approximately how many revolutions does the fan blade make in 1.4 minutes?
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phoquee
Apr 17, 2020
0
1005
1
pls help
i am really confused
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Guest
Apr 17, 2020
0
383
1
polynomial identities
a^3+b^3=(a+b)^3-3ab(a+b) determine the sum of the ubes of two numbers if the sum of the two numbers is 4 and the product of the two numbers is 1
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Guest
Apr 17, 2020
-1
528
0
+89
help
A spinner used in a board game is divided into 12 equally sized sectors. Seven of these sectors indicate that the player should move his token forward on the board, three of these sectors indicate that the player should move his token backward, and the
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phoquee
Apr 17, 2020
-1
1110
4
+89
help
In △XYZ , XZ=11 , YZ=8 , and m∠Z=31∘ .
What is the area of the triangle?
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phoquee
Apr 17, 2020
-1
350
0
+89
help
The radius of a circle measures 11 inches. A central angle of the circle measuring 5π/9 radians cuts off a sector.
What is the area of the sector?
phoquee
Apr 17, 2020
-1
462
0
+89
help
The arc length of an arc subtended by an angle measuring 7π/18 radians is 24.6 inches.
What is the radius of the arc?
phoquee
Apr 17, 2020
0
1
1395
1
help
Find sin2x, cos2x, and tan2x if cos(x) = 1/sqrt(10) and x terminates in quadrant IV.
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Guest
Apr 17, 2020
-1
515
1
+89
help - thanks everyone
In △XYZ , XZ=8 , YZ=5 , and XY=7 .
What is the area of the triangle?
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phoquee
Apr 17, 2020
0
374
1
Quick triangle question
In triangle ABC, M is the midpoint of . Let D be the point on such that bisects , and let the perpendicular bisector of intersect at $E.$ If $AB = 44$ and $ME = 12,$ then find the distance from $E$ to line $AC.$
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Guest
Apr 17, 2020
0
584
1
Triangle question
Angle bisectors and of triangle $ABC$ meet at point $I$. Find , in degrees, if .
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Guest
Apr 17, 2020
0
528
3
help
Find the volume of Figure B
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Guest
Apr 17, 2020
+1
1503
2
+1995
Two gears are connected by a chain. T
Two gears are connected by a chain. The larger gear has a linear velocity of 17π6 inches per second. The angular velocity of the smaller gear is 34π3 radians per minute.
What is the radius of the smaller gear?
1.25 feet
1.5
read more ..
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jjennylove
Apr 17, 2020
0
667
3
+1995
What is the area of a triangle whose sides measure 13 inches, 15 inches, and 24 inches?
What is the area of a triangle whose sides measure 13 inches, 15 inches, and 24 inches?
Enter your answer, in simplified radical form, in the box.
_____ inches squared
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jjennylove
Apr 17, 2020
0
578
7
+1995
i need help on this question
i am unsure how to solve this
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jjennylove
Apr 17, 2020
0
504
3
Calculus Question- Help!
dy/dx for e^x + y = y
please help me go through the steps to get the answer
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Guest
Apr 17, 2020
0
343
1
Please help!
How many 4-letter words with at least one consonant can be constructed from the letters A, B, C, D, and E? (Note that B, C, and D are consonants, any word is valid, not just English language words, and letters may be used more than once.)
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Guest
Apr 17, 2020
0
386
0
word problem
Average movie prices in the United States are, in general, lower than in other countries. It would cost
$79.3279.32
to buy three tickets in Japan plus two tickets in Switzerland. Three tickets in Switzerland plus two tickets in Japan
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Guest
Apr 17, 2020
0
652
1
+76
Invertible matrices
Let and be invertible matrices such that
Calculate
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yeliah
Apr 17, 2020
0
390
1
word problem
Joan Arlington has twice as much money invested at 5% simple annual interest as she does at 4%. If her yearly income from the two investments is
$224224 ,
how much does she have at each rate?
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Guest
Apr 17, 2020
0
303
0
Please help me with this question.
Please help me with this question.
Guest
Apr 17, 2020
0
521
2
help please
arithmetic series
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Guest
Apr 17, 2020
0
312
0
Subtract Polynomial Expressions
(9x3 − 2x2 − x)+(3x + x3 − 4) − (x2−3x)
What is the expression for this? Someone please help? I literally dont know what to do...
read more ..
Guest
Apr 17, 2020
0
418
0
Which graph shows the polar coordinates (−3,−7π/4) plotted?
Which graph shows the polar coordinates (−3,−7π/4) plotted?
Guest
Apr 17, 2020
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