The roots of the equation are real and equal when a is equal to A: 1 B: 2 C: 3 D: 4 相关知识点: 试题来源: 解析 B None 反馈 收藏
百度试题 结果1 题目The roots of the equation x − 2x − 2 = 0 are A: not real numbers B: real, rational, unequal C: real, rational, equal D: real, irrational, unequal 相关知识点: 试题来源: 解析 D real, irrational, unequal 反馈 收藏 ...
Let a >0, b >0 and c >0 . Then both the roots of the equation 2 ax 2+3 bx +5 c =0A. are real and negativeB. have negative real partsC. none of theseD. have positive real parts
Ifα,βare the roots of the equationx2+Px+P3=0,P≠0such thatα=β2then the roots of the given equation are View Solution α β View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
If the roots of the equation are $$x_1=0, x_2=16$$ the corresponding quadratic equation is: $$$(x-0)(x-16)=x^2+16x=0$$$ Reconstruction of the quadratic equation from the sum and product of roots We know that $$ (x-x_1)\cdot ...
In an Argand diagram with origin O, the roots of this equation are represented by the distinct points A and B.Given that A and B lie on the imaginary axis, find a relation between p and q. 相关知识点: 试题来源: 解析 State or imply that the discriminant must be negativeState condition...
The roots of the equation x^2+hx+1=0areaar d B, whereas 3 a an d 3β are the roots of the equation 2 x^2-x+k=0. Fin d the value of h an d k. 相关知识点: 试题来源: 解析 a=6, b=h, c=1Roots =sor:por :Roots =3sor: 3(\alpha+\beta)=-\frac{(-1)}{2} por...
The real roots of the equation |x|^3-3x^2+3|x|-2=0 are 01:56 The number of positive integral roots of x^(4) + x^(3) - 4 x^(2) + x +... 02:44 If x, y, z are real and distinct, then x^(2) + 4 y^(2) + x + 1 = 0, is 04:51 The number of values of...
Rayleigh ("Encyc Brit.," vol. xxiv. p. 430, art., Wave Theory) gives a method for calculating the roots of the equation, and remarks that they were obtained in another manner by Schwerd. (There is a misprint in Rayleigh's value for u4). Other references might be added....
‘s expedition once a day, as 20 hours is close to 24. With Sara’s 15, however, you could do a 2-1 cycle: on the first day, check right when you wake up and right before bed (as most people are awake 16 hours), and then the next day check it in the middle of the day....