If the function f(x) = ax^3 + bx^2 + cx + d has a local maximum at x = 1 and a local minimum at x = -1, which of the following must be true? A. a < 0 B. a > 0 C. b = 0 D. c = 0 相关知识点: 试题来源: ...
If the function f(x) is defined for all real numbers x as the maximum value of 2x + 4 and 12 + 3x,thenfor which one of the following values of x will f(x) actually equal 2x + 4 (A) –4(B) –5(C) –6(D) –7(E) –917.f(x) equals the maximum of 2x + 4 and 12...
If the function f (x) = ax3 + bx2 + 11x - 6 satisfies the condition of Rolle's theorem in [1, 3] and f'(2 + 1 ... and 1 (c) 1 and -6 (d) -1 and 1/2
If the functionf(x)={3x3−2x2−1x−1,x≠1K,x=1, is continuous at x=1,find the value of k. View Solution If the functionf(x){1−cos4x8x2,x≠0k,x=0is continuous at x = 0 then k = ? View Solution For the functionf(x)=xcos1x,x≥1 ...
If the function f is defined by f(x) = 2x + 5, what is the value of f(4) ? A.17 B.15 C.13 D.11 E.9 显示答案 登录后才可以添加做题笔记哦,还没有账号? 马上注册 KMF 解析 网友解析 题目数据 收起 暂无解析 以上解析由 考满分老师提供。 题目讨论 已经输入 0 个字 标记为...
题目 If the function f(x) = x^2 - 2x + 3 has a minimum value of 2 at x = 1, then which of the following is true? A. f(-1) < f(2) B. f(-1) > f(2) C. f(-1) = f(2) D. It cannot be determined 相关知识点: 试题来源: ...
If the function f(x) is an increasing function on the interval [a,b], then which of the following must be true? A. f(a) B. f(a)>f(b) C. f(a)=f(b) D. None of the above 相关知识点: 试题来源: 解析 A。因为函数在区间 [a,b] 上是增函数,所以当 a ...
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f(x)=x(sin)1x,forx≠0=k,forx=0 is continuous at x = 0, then k = View Solution If f(x)=sinπx5x, ifx≠0=k, ifx=0is continuous at x = 0 , then : k = View Solution If the functionf(x)defined byf(x)={xsin(1x)forx≠0kforx=0is continous atx=0, thenk= ...
f（x）=x^3？[∫f(x)dx]/k=9 k=36^(1/3)