微积分Find the intervalConsider the function below.(Round the answers to two decimal places.If you need to use - or ,enter -INFINITY or INFINITY.) f(θ) = 2cos(θ) + (cos (θ))^20 ≤ θ ≤ 2π (a) Find the interval of increase.Find the interval

微积分Find the intervalConsider the function below.(Round the answers to two decimal places.If you need to use - or ,enter -INFINITY or INFINITY.) f(θ) = 2cos(θ) + (cos (θ))^20 ≤ θ ≤ 2π (a) Find the interval of increase.Find the interval 微积分intervalConsider the equation below.(Round the answers to three decimal places.If you need to use - or ,enter -INFINITY or INFINITY.) f(x) = e^3x + e^-x (a) Find the interval on which f is increasing.Find the interval on which f is decreasin Find the average rate of change for f(x) = 1/(x+6) on the interval [0,5] Find the average rate of change for f(x) = 1/(x + 6) on the interval [0,5] Find the average rate of change for f(x) = x^2 - 6x + 9 on the interval [1,7] 帮忙做3道英文数学题1.Find the equation of straight line passes through the midpoint of the interval joining (6,2) and (-2,4).and the orgin.2.the midpoint of an interval is (2.4). If the coordinates at the ends of the interval are (m,5) and ( 有人可以帮我么Find the average rate of change of the function   g (t)= t^2-16 over the interval a a 知道置信区间,求置信水平?Find the confidence level and a when there is an 70-percent confidence interval.知道置信区间是70%,求置信水平?怎麼求啊... Find the absolute minimum and absolute maximum values Of f(x)=9|x|+7 on the interval [-5,4].Find the absolute minimum and absolute maximum valuesOf f(x)=9|x|+7 on the interval [-5,4].A is the minimumvalue of f,and B is the maximum value of f.Write an 微积分concave up and downf(x)=(x^2)/(x^2+3)(c) On what interval(s) is f concave upward?On what interval(s) is f concave downward?What are the x-coordinate(s) of the inflection point(s) of the minimum value of y=x^3-x on the interval (0,1)how to find the minimum and maximum values for the function like:y=ax^3-bx? 一道微积分,介值定理的题There is a number c in the closed interval [a,b] such that f(c)≥f(x) for all x in [a,b]为什么是对的？用到了什么定理啊。 Find the value of c that satisfy Roll's theorem for f(x)=x^2-8x+12 on the interval[2,6]求怎么解…… the clock strikes at intervals of an hour.然后interval 英语翻译write the solution set in interval notation in the ensuing interval是什么意思?在接下来的. At intervals 和 at the interval.At intervals 和 at the interval两者的含义分别是什么? 微积分和微分方程问题Suppose f(x) is a continuous function with positive values and f(0)=1.If for any x>0,the length of the curve y=f(x) over the interval [0,x] is always equal to the area of the region below this curve and above the x-axis,