The equation of a line is y = 2x + 3. What's the slope of the line? A. 2 B. 3 C. 5 D. 7 相关知识点: 试题来源: 解析 A。本题考查直线方程的斜率。在 y = kx + b 中,k 就是斜率,所以本题斜率是 2,答案是 A。B 选项是常数项不是斜率;C 选项和 D 选项都不是该直线...
百度试题 结果1 题目If the equation of a line is y = 2x + 3, what is the slope of the line? A. 2 B. 3 C. 5 D. 7 相关知识点: 试题来源: 解析 A。直线方程 y = kx + b 中,k 为斜率,所以此直线斜率为 2。反馈 收藏
百度试题 结果1 题目 What is the slope of the line shown in the graph? ( ) A. B. C. D. 相关知识点: 试题来源: 解析 C 反馈 收藏
百度试题 结果1 题目What is the slope of the line passing through the points (2, 3) and (4, 7)? A. 2 B. 3 C. 4 D. 5 相关知识点: 试题来源: 解析 A 反馈 收藏
百度试题 结果1 题目What is the slope of the liney=x−9? 相关知识点: 试题来源: 解析 1 1 反馈 收藏
百度试题 结果1 题目 What is the slope of the line normal to the graph of y = x cos x at x = ? A: B: − C: −1 D: 相关知识点: 试题来源: 解析 A None 反馈 收藏
百度试题 结果1 题目 What is the slope of the line that is perpendicular to the line whose equation is 2x 3y=5? A. -2 /3 B. -3/2 C. 1/3 D. 3/2 E. 2/3 相关知识点: 试题来源: 解析 D 反馈 收藏
What is the slope of the line x=4?相关知识点: 试题来源: 解析 This equation represents a vertical line; the y-intercept is 0, so the line is parallel to the y-axis. A vertical line has an undefined slope, because the denominator is 0. null...
百度试题 结果1 题目 What is the slope of the line through the points (-2,-1) and (4,3)? ( ) A. (4,3) B. (4,3) C. (4,3) D. (4,3) 相关知识点: 试题来源: 解析 D 反馈 收藏
百度试题 结果1 题目What is the slope of the line tangent to the polar curve r=cos θ at the point where θ = (π )6 ( ) A. -√ 3 B. -1(√ 3) C. 1(√ 3) D. (√ 3)2 E. √ 3 相关知识点: 试题来源: 解析 B 反馈 收藏 ...