Ch 4 Quadratic Equations Test Paper 2 With Solutions

Ch 4 Quadratic Equations Test Paper 2 With Solutions 9. check whether the given equation is quadratic equation: (x 1)2= 2 (x –3) (1) 10. find discriminant of the quadratic equation: 5x2 5x 6 = 0. (1) 11. the sum of the squares of two positive integers is 208. if the square of the larger number is 18 times the smaller number, find the numbers. (2) 12. solve the quadratic equation by. Cbse test paper 01 chapter 4 quadratic equation solution 1. b. 1 real root explanation: given: therefore, is a linear polynomial and has one real root. 2. d. real and equal roots explanation: comparing the given equation to the below equation ax2 bx c = 0 a = 9, b = 12, c = 4 d = b2 4ac d = 122 4 9 4 d = 144 144 d = 0.

Ch 4 Quadratic Equation Test Paper 4 With Solutions Q.1: represent the following situations in the form of quadratic equations: (i) the area of a rectangular plot is 528 m2. the length of the plot (in metres) is one more than twice its breadth. we need to find the length and breadth of the plot. (ii) a train travels a distance of 480 km at a uniform speed. If x = – \(\frac{1}{2}\) , is a solution of the quadratic equation 3x 2 2kx – 3 = 0, find the value of k. (2015d) solution: the given quadratic equation can be written as, 3x 2 2kx – 3 = 0. question 4. if the quadratic equation px\frac{1}{2} – 2\(\sqrt{5}\) px 15 = 0 has two equal roots, then find the value of p. (2015od) solution:. 2016. short answer type questions i [2 marks] question 1. if x= 2 3 and x = – 3 are roots of the quadratic equations ax 2 lx b = 0, find the values of a and b. question 2. if 5 is a root of the quadratic equation 2x 2 px 15 = 0 and the quadratic equation p (x 2 x) k = 0 has equal roots, find the value of k. The prescribed topics to be covered under quadratic equations are: standard form of a quadratic equation ax2 bx c = 0, (a ≠ 0). solutions of quadratic equations (only real roots) by.