All Questions ⁺⁰238211 Questions

0

1649

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= read more ..

Guest Nov 21, 2018

0

843

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!
read more ..

Guest Nov 21, 2018

0

922

4

!!!HELP???

Rom ●●●●

Guest Nov 21, 2018

0

1316

6

Cyclic functions.

I have the problem :
Find all functions that satisfy
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Guest Nov 21, 2018

0

928

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 ?

CoolStuffYT Nov 21, 2018

+1

1038

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
read more ..

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Baneofwizard Nov 21, 2018

+2

1043

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

MathCuber Nov 21, 2018

+2

1320

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?

MathCuber Nov 21, 2018

Nov 20, 2018

-3

1003

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

956

7

+693

Find the fallacy in this

http://prntscr.com/lkwmrl

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critical Nov 20, 2018

0

1680

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 ●●●●●●●●●●●●●●●

Unavailable Nov 20, 2018

0

989

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

753

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?

Guest Nov 20, 2018

0

989

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 ●●●●●

Guest Nov 20, 2018

-1

737

1

+4116

Help

NotSoSmart Nov 20, 2018

0

3551

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 read more ..

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Guest Nov 20, 2018

0

1025

1

Please help me<3

Please help me<3

1. What is the simplest form of the radical expression √48x^4y^3
read more ..

Guest Nov 20, 2018

0

572

1

please...

Guest Nov 20, 2018

0

562

1

help

(sqrt (8) - sqrt (12) ) / (sqrt (2) - sqrt (3) i Don't know how to solve it in steps

Guest Nov 20, 2018

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