Question 4: The sum of reciprocals of Rehman’s ages, (in years) 3 years ago and 5 years from now is 1/3. Find his present age. Answer:Let us assume, Rehman’s present age = x Therefore, 3 years ago, Rehman’s age = x – 3 ...
Add your answer: Earn +20 pts Q: Why you use quadratic equation? Write your answer... Submit Still have questions? Find more answers Ask your question Continue Learning about Math & Arithmetic What are the methods use in solving quadratic equation? By using the quadratic equation formula or ...
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 原式转化为...
Question: What are the solutions of the quadratic equation (x + 3)^2 = 49? Quadratic Equations: Whenever we are given a quadratic equation, we can expect to find two zeros or roots which are basically values, which when substituted to the independent variable will result to zero...
Hence option c is the answer. Question 15:If the roots of the quadratic equation x2+ px + q = 0 are tan 300and tan 150, respectively then the value of 2+q-p is (a) 2 (b) 3 (c) 0 (d) 1 Solution: Given that x2+ px + q = 0 ...
Question:How is it possible to determine if a quadratic equation will have one, two, or no solutions?Nature of Roots of Quadratic EquationThe discriminant of the quadratic equation can define the nature of the roots of a quadratic equation. The discriminant of the q...
Answer: The given quadratic equation in vertex form is 3 (x - 3)2 - 26 = 0. Practice Questions on Standard Form of Quadratic Equation Q. 1 Classify the following quadratic equations into standard form and vertex form. Put responses in the correct input to answer the question. Select a ...
A. ax+b=0 B. ax²+bx+c=0 C. ax³+bx²+cx+d=0 D. ax⁴+bx³+cx²+dx+e=0 相关知识点: 试题来源: 解析 B。“quadratic equation”是二次方程,其形式为 ax²+bx+c=0。选项 A 是一元一次方程。选项 C 是三次方程。选项 D 是四次方程。反馈 收藏 ...
Quadratics are the polynomial equation which has highest degree of 2. Also, called quadratic equations. Learn quadratic formulas, solution to quadratic equations with the example at BYJU'S.
This question is for the redesigned SAT, which is for you, if you are taking the SAT in March 2016 and beyond. Solve Quadratic Equation 5 Calculator usage: No calculator If a2+ 14a = 51 and a > 0, what is the value of a + 7?