Find the values of k for which the line y=kx-3 does not meet the curve y=2x2-3x+k. 相关知识点: 试题来源: 解析 (Answer) kx-3=2x^2-3x+k 2x^2-x(k+3)+(k+3)=0 Using b2-4ac , (k+3)-(4 ×2×(k+3))(0) (k+3)(k-5)(0) Critical values k=-3, 5 so-3k5(...
百度试题 结果1 题目Find the values of k for which kx2 +2(k+3)x+k =0 has two distinct roots. 相关知识点: 试题来源: 解析 k-1.5 反馈 收藏
Find the value ofk, ifx=2,y=1is a solution of the equations2x+3y=k. View Solution (i) Find the value of k for which x=1 is a root of the equationx2+kx+3=0.Also, find the other root. (ii) Find the values of a and b for whichx=34andx=−2are the roots of the equati...
Answer to: Find the value of k for which the given function is a probability density function. f(x) = 7k on [-1,1] Provide a step-by-step...
To find the value of K for which x=2 is a root of the equation 3x2−2Kx+5=0, we can follow these steps: Step 1: Substitute the value of xSince we know that x=2 is a root of the equation, we substitute x=2 into the equation:3(22)−2K(2)+5=0 Step 2: Calculate 22Cal...
题目3 Find the values of k for which the equation x2-2(2k+1)x+(k+2)=0 has two equal roots. 相关知识点: 试题来源: 解析 4{(2k+1)}^{2}=4(k+2) 4{k}^{2}+3k-1=0 leading to k={{1}\over{4}} ,-1 反馈 收藏
2 F Find the values of k for which the equation (k-1)x^2+kx-k=0 has real and distinct roots. 相关知识点: 试题来源: 解析 {k}^{2} -4(k-1)(-k)oek(5k-4)Correct critical values 0,0.8 oek0.8 oeFT their critical values provided their{ak}^{2} +bk+C>0has positive a ...
Find the value of k for which the equation x^2 + k(2k+-1)+2 = 0 Find the value of x which satisfies the following equation: 2/(log_x(xy)) + 2/(log_y(xy)) + 3 = 5x. y = x^2. Use this equation to find the out values. ...
Find the values ofxfor which the function is continuous. f(x)=x−4x2+4x−5 Continuity of a Function: To determine the intervals at which a function is continuous, we must exclude all points where the function does not exist. We must determine all the intervals at ...
Find the values of k for which the line(k−3)x−(4−k2)y+k2−7k+6=0is (a) Parallel to the x-axis, (b) Parallel to the y-axis, (c) Passing through the origin. View Solution Find the values of k for which the line(k−3)x−(4−k2)y+k2−7k+6=0is (a) Pa...