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Post New Question
All Questions
+0
237697 Questions
0
799
3
+360
Another problem...help please?
Another hard one.
Which expression is equal to (x+2)(x−4)
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PhoenixForever
Nov 16, 2018
0
1002
1
+360
Rational expressions help
Which expression is equal to 4mn^8
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PhoenixForever
Nov 16, 2018
0
1595
3
+360
Help Please! Rational expressions
Its a rational expressions problem.
What are the domain restrictions of the expression h^2+3h−10
&n
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PhoenixForever
Nov 16, 2018
+1
748
6
Analog Clock
What is the angle, in degrees, between the two hands of an analog Clock at 9:49? And at what EXACT time will the two hands be on top of each other? Thank you for help.
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Guest
Nov 16, 2018
+2
1008
2
+505
Long Word Problem
For a project, Kirk is making a tablecloth for a circular table 3 feet in diameter. The finished tablecloth needs to hang down 5 inches over the edge of the table the way around. To finish the tablecloth, Kirk will fold under and sew 1 inch of the
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MobiusLoops
Nov 16, 2018
0
1004
2
help!!
A farmer in china discovers a mammal hide that contains 71% of its original amount of C - 14.
Find the age of the mammal hide to the nearest year.
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Guest
Nov 16, 2018
+1
881
2
+92
Geometry Problem about Circles
The diameter of a circle is 5(2x+28) and a radius of an equal circle is 6(x+5)+x. Find the length of the diameter and the radius.
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FreezingTNT
Nov 16, 2018
+1
1252
4
+322
Sum and Difference Formula
Find the exact value of the trigonometric function given that sin u = 12/13 and cos v = -4/5
(Both sin u and cos v are in Quadrant 2)
cos(u - v)
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Ruublrr
Nov 16, 2018
+1
945
1
+92
Geometry Proof about Circles
AB, AC are two equal chords of a circle. Prove that the line segment which bisects ∠BAC passes through the center of a circle.
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FreezingTNT
Nov 16, 2018
Nov 15, 2018
0
824
1
Math
Researchers estimate that there are about 7,000 to 35,000 U.S. tons of plastic debris in the ocean. There are 2,000 pounds in a U.S. ton. Which of these is correct scientific notation for the number of pounds in 35,000 U.S. tons?
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Guest
Nov 15, 2018
0
612
1
h=-16t^2+19t+3.5
h=-16t^2+19t+3.5
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Guest
Nov 15, 2018
0
816
3
Physics with Differential Calculus
A Stone is thrown downward from a height of 900 feet with a velocity of 30 ft/sec. Find its distance above the ground after t seconds. What is its velocity after 5 seconds? When will it strike the ground? What it's velocity be when it hits the
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Guest
Nov 15, 2018
0
616
1
Slope
(1,9); Slope 4
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Guest
Nov 15, 2018
+2
964
2
+505
Question
In a group of 120 people, 90 have an age of more 30 years, and the others have an age of fewer than 20 years. If a person is selected at random from this group, what is the probability the person's age is less than 20?
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MobiusLoops
Nov 15, 2018
0
858
1
Answers Please
An airplane traveled 1,991.25 kilometers at an average speed of 885 kilometers per hour. How long did it take for the airplane to travel this distance?
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Guest
Nov 15, 2018
0
1725
2
If $n$ is an integer, $1 \leq n \leq 2010,$ how many fractions $\frac{n^2}{2010}$ yield repeating decimals?
If $n$ is an integer, $1 \leq n \leq 2010,$ how many fractions $\frac{n^2}{2010}$ yield repeating decimals?
I have no idea where to start. Can someone help me?
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Guest
Nov 15, 2018
-1
645
1
+4116
Help 19
Help 19
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NotSoSmart
Nov 15, 2018
+2
1503
8
+6252
Why do sometimes we get the option to filter out answered questions but sometimes we don't?
Why do sometimes we get the option to filter out answered questions but sometimes we don't?
off-topic
GingerAle
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Rom
Nov 15, 2018
0
600
1
+511
Help
Select the correct option
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kikidylm
Nov 15, 2018
-1
1318
1
+4116
Help 13
Help 13
Opal West has made a claim for an injury of a visiting ten-year-old who broke a toe in the family swimming pool. She carries a home insurance plan with a $500 deductible for physical damages and an $800 deductible for accidental
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NotSoSmart
Nov 15, 2018
-1
721
2
+4116
Help 3
Help 3
CPhill so am I adding the Total paid by borrowwer or what? I'm a bit confused.
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NotSoSmart
Nov 15, 2018
0
962
2
+693
word problem ?
http://prntscr.com/litfal
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critical
Nov 15, 2018
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