Saturday
October 25, 2014

Posts by mkcolema


Total # Posts: 18

calculus
Thanks Damon. And to Bob and Reiny, I was not asking for answers at all, I assumed that when someone looked at the question they would explain how to do it, not give me the answer. Considering I have all the answers in the back of my book. But thanks.
March 17, 2009

calculus
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?
March 17, 2009

calculus
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? For each of the intervals is it decreasing or increasing??
March 17, 2009

calculus
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?
March 17, 2009

CALCULUS
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 ,B ,C are the critical numbers. Find A B AND C and at those points do they have a local min, max or neither??
March 17, 2009

calculus
5. f(x)= -2x^3 + 27x^2 - 108x +10 Value of x and local min? value of x and local max?
March 17, 2009

calculus
4. f(x)= 7-5x^4 What does x equal? what is the absoloute max?
March 17, 2009

calculus
f(x)= x^3/x^2-16 defined on the interval [-19,16]. Enter points, such as inflection points in ascending order, i.e. smallest x values first. Enter intervals in ascending order also. What are F(x) TWO vertical asympototes? F(x)is concave up on the region ______ to ________ and ...
March 17, 2009

math
3/4 solve for y move -4y to the other side: 4y=3x-16 Divide everything by 4: y=3/4x-4
March 13, 2009

math-calc
nevermind i got it! thanks!
March 13, 2009

math-calc
I don't understand how to get the min??
March 13, 2009

math-calc
f(x)=3-3x^2 -3 <= x <= 2 How do you find the absolute max and min value? What does x equal?
March 13, 2009

math-calc
f(x)=2x^3-36x^2+162x-6 small critical number? Large critical number?
March 13, 2009

math-calc
f(x)=(5x-4)e^2x How do you find the one critical number??
March 13, 2009

math-calc
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 such a rectangle with the greatest possible area? width? height?
March 13, 2009

math-calc
Consider the function f(x)= (2x+8)/(6x+3). For this function there are two important intervals: (-inf, A) (A, inf) and where the function is not defined at A . Find A For each of the following intervals, tell whether is increasing (type in INC) or decreasing (type in DEC). ...
March 13, 2009

math-calc
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 ascending order)? Find the region in which the function is positive Where does the function achieve its minimum?
March 13, 2009

calculus
The function 9x+3x^-1 has one local minimum x=?? and one local maximum x=??.
March 13, 2009

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