Questions and answers by

mkcolema

Questions (14)

9.f(x)= x sqrt(x^2+4) on interval [-5,4] What region does it concave down? What region does it concave up? Max? Min?
1. 4 answers
2. 470 views
8.f(x)= - 2x^3 + 45x^2 -300x +9 There are 3 intervals (-inf,A], [A,B], [B, inf) where A and B are critical points. Find A and B?
1. 0 answers
2. 432 views
7.f(x)= 6x^3- 9x^2- 360x - 5 What interval is it decreasing? What 2 intervals is it increasing? What is the local max?
1. 0 answers
2. 382 views
6.f(x)= 12x^5 + 30x^4 - 160x^3 +4 For this function there are four important intervals:(-inf, A] , [A,B] ,[B,C],[C, inf) where A
1. 0 answers
2. 722 views
5.f(x)= -2x^3 + 27x^2 - 108x +10 Value of x and local min? value of x and local max?
1. 1 answer
2. 485 views
4.f(x)= 7-5x^4 What does x equal? what is the absoloute max?
1. 0 answers
2. 333 views
f(x)= x^3/x^2-16defined on the interval [-19,16]. Enter points, such as inflection points in ascending order, i.e. smallest x
1. 0 answers
2. 681 views
f(x)=3-3x^2 -3 <= x <= 2How do you find the absolute max and min value? What does x equal?
1. 3 answers
2. 403 views
f(x)=2x^3-36x^2+162x-6small critical number? Large critical number?
1. 1 answer
2. 499 views
f(x)=(5x-4)e^2xHow do you find the one critical number??
1. 2 answers
2. 709 views
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y+1-x^2. What are the dimensions of
1. 0 answers
2. 451 views
Consider the function f(x)= (2x+8)/(6x+3). For this function there are two important intervals: (-inf, A)(A, inf) and where the
1. 1 answer
2. 1,232 views
for x (-12, 10) the function f is defined:f(x)=x^7(x+2)^2 On which two intervals is the function increasing (enter intervals in
1. 1 answer
2. 675 views
The function 9x+3x^-1 has one local minimum x=?? and one local maximum x=??.
1. 1 answer
2. 1,344 views