What is a normal line? What is the slope of a line that is parallel to a vertical line? Which of the following linear equations is a vertical line? a) x + y + 1 = 0 b) x + y = 0 c) x + 2 = 3x - 1 d) 2y - 3 = y + 4 e) x - y = 0 ...
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 maximum slope of the line tangent to the graph of f(x) = 3x= − 2x3? A: B: C: D: 相关知识点: 试题来源: 解析 BNone 反馈 收藏
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 ...
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
What is the slope of a line parallel to the x-axis? The Slope of a Line In calculus, the slope of a line, also known as the gradient is important to calculate because it explains how steep the line is. If we have an equation of a line in the form {eq}y=mx+c {/eq}, the ...
What is a point-slope equation of the line with slope -12 that goes through the point (5,3)? ( ) A. y-3=-12(x-5) B. y+3=12(x+5) C. y+3=-12(x+5) D. y-3=12(x-5) 相关知识点: 试题来源: 解析 A 反馈 收藏
What is the slope of the line tangent to the polar curver=cosθ? The Slope of the Tangent Line: To compute the slope of the line tangent to the polar curver=f(θ), we'll use the formula:dydx=drdθsinθ+rcosθdrdθcosθ−rsinθ. ...