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Post New Question
All Questions
+0
237697 Questions
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1632
1
a curve has equation y= 1/x^2 + 4x
a curve has equation y= 1/x^2 + 4x
a) find dy/dx
b) the point P(-1,-3) lies on the curve. Find an equation of the normal to the curve at the point P
c) find an equation of the tangent to the curve that is parallel to the line y=
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Guest
Nov 21, 2018
0
820
4
Calculus, using the chain rule in a real life problem.
What a terribly rude guest.
Instead of thanking the answerers, this guest deleted their question.
Other people use questions and answers to learn from!
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Guest
Nov 21, 2018
0
888
4
!!!HELP???
nnnnn
Rom
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Guest
Nov 21, 2018
0
1301
6
Cyclic functions.
I have the problem :
Find all functions that satisfy
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Guest
Nov 21, 2018
0
904
1
+1253
Interesting Isosceles Triangle Problem
The triangle is an isosceles triangle where and is a right angle. If is the incenter of , then what is ?
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CoolStuffYT
Nov 21, 2018
+1
1018
12
+203
Factoring
We were given factoring questions and no one ive contacted has any clue how to do them so to the internet i go!
1) 3a^2-10a-8
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Baneofwizard
Nov 21, 2018
+2
1013
4
+537
Some typo...
When I post something, the I'm not a robot verification appears to me as I'am not a robot. This contraction(lol) is spelled wrong, can anyone fix it?
off-topic
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MathCuber
Nov 21, 2018
+2
1298
3
+537
Math Help
What is the smallest positive integer n for which 9n-2 and 7n+3 share a common factor greater than 1?
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MathCuber
Nov 21, 2018
Nov 20, 2018
-3
976
5
+693
why does the website new look make it look dead
why does the website new look make it look dead
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critical
Nov 20, 2018
0
936
7
+693
Find the fallacy in this
http://prntscr.com/lkwmrl
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critical
Nov 20, 2018
0
1660
15
+19
What is the largest integer less than 2018 that cannot be written as a sum of two or more consecutive integers?
What is the largest integer less than 2018 that cannot be written as a sum of two or more consecutive integers?
GingerAle
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Unavailable
Nov 20, 2018
0
970
1
Quad modeling
At time t=0, in seconds, a pair of sunglasses is dropped from the Eiffel Tower in Paris. At times t, it’s height in feet above the ground is given by h(t) = -16t^2+900
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Guest
Nov 20, 2018
0
742
2
help
In isosceles right triangle ABC, point D is on hypotenuse BC such that AD is an altitude of ABC and DC=5. What is the area of triangle ABC?
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Guest
Nov 20, 2018
0
953
5
Suppose f(t) = (t-4)(t+9)
Suppose f(t) = (t-4)(t+9)
A.) for which values of t is the function f(t) positive? Enter using inequalities.
B.) for which values of t is the function f(x) negative? Enter your answer using inequalities.
PartialMathematician
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Guest
Nov 20, 2018
-1
702
1
+4116
Help
Help
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NotSoSmart
Nov 20, 2018
0
3542
10
A piece of wire 5 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle.
A piece of wire 5 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle.
How much wire should be used for the square in order to maximize the total area?
How much wire
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Guest
Nov 20, 2018
0
999
1
Please help me<3
Please help me<3
1. What is the simplest form of the radical expression √48x^4y^3
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Guest
Nov 20, 2018
0
537
1
please...
8 x 18 surd
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Guest
Nov 20, 2018
0
530
1
help
(sqrt (8) - sqrt (12) ) / (sqrt (2) - sqrt (3) i Don't know how to solve it in steps
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Guest
Nov 20, 2018
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