If the roots of the equationx2−2ax+a2−a−3=0are real and less than 3, then (a)a<2b.2<−a≤3c.34 View Solution The values of a which make the expressionx2−ax+1−2a2always positive for real values of x are- A.−23<a<23B.−23≤a≤23C.−23≤a≤1D.0<a...
Step by step video & image solution for If the roots of the equation x^(2)+alpha^(2)=8x+6alpha are real, then which one is correct ? by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams.Updated on:21/07/2023Class...
百度试题 结果1 题目If the sum of all the roots of the equation e^(2x)-11e^x-45e^(-x)+(81)/2=0islog_ep then p is equal to 45 相关知识点: 试题来源: 解析 45 反馈 收藏
百度试题 结果1 题目 If and 3 are the roots of the equation 7. , find the value of a and b. D A) 2 3. b6B) a -3. 6--6C) n 2. 6 5D)a-3.6-2E) None of these 相关知识点: 试题来源: 解析 D 反馈 收藏
[练习]DS-OG19:第351-370题 Time cost 00:02 Location 16 of 20 纠错 收藏 设置 If r and s are the roots of the equation , where b and c are constants, is rs < 0 ?(1) b < 0(2) c < 0 Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. ...
To solve the given problem, we need to find the equation whose roots are given in terms of the roots of the original cubic equation. Let's denote the roots of the original equation
If the roots of6x3−11x2+6x−1=0are in H.P then one of the roots is View Solution If the roots of54x3−39x2−26x2−26x+16=0are in G.P then one root is View Solution If the roots of the equationx3−px2+qx−r=0are in A.P., then ...
let k be a constant,if A and B are the roots of the equation x2 - 3x +k = 0,the A2 + 3B = ?k 是恒数,如果A和B是x 2- 3x+ k= 0的根,A2 + 3B = ? 相关知识点: 试题来源: 解析 因为A和B是x 2 - 3x+ k= 0的两个根,所以A+B=3,即B=3-A将B带入A2 + 3B 原式转化...
百度试题 结果1 题目The roots of the equation are real if the value of k is A: 0 B: 2 C: 3 D: 4 相关知识点: 试题来源: 解析 D None 反馈 收藏
If L, M are the two roots of the equationx2−21x+4=0then findL+M. Quadratic Formula: The quadratic formula is one of the methods for finding the solutions or roots to a quadratic equation. This formula is designed to solve the quadratic equation w...