Question 1: Use the Quadratic Formula to
calculate the roots of the following Quadratic equations:
Question 2: Use the Quadratic Formula to find the roots of the following Quadratic equations:
Question 3: Use the Quadratic Formula to find the roots of the following Quadratic equations:
calculate the roots of the following Quadratic equations:
a) | 5x^{2} + 6x + 1 = 0 | x = {-1, -1/5} | |
b) | 2x^{2} + 3x - 2 = 0 | x = {-2, 1/2} | |
c) | x^{2} - x - 2 = 0 | x = {-1, 2} | |
d) | 10x^{2} -14x +4 = 0 | x = {2/5, 1} |
Question 2: Use the Quadratic Formula to find the roots of the following Quadratic equations:
a) | √3x^{2} + 5x + 2√3 = 0 | x = {-2/√3, -√3} | |
b) | √2x^{2} - x - √2 | x = {-1/√2, √2} | |
c) | √5x^{2} + 35x + 50√5 = 0 | x = {-5√5, -2√5} | |
d) | 3√2x^{2} + x - 2√2 = 0 | x = {1/√2, -(2√2)/3} |
Question 3: Use the Quadratic Formula to find the roots of the following Quadratic equations:
a) | x + 1/x = 2 | x = 1 | |
b) | (x + 1)/(x + 3) = (3x + 2)/(2x + 3) | x = {(-3 - √6), (√6 - 3)} | |
c) | x^2 + (1/x^2) = 2 | x = {1, -1} | |
d) | x(2 + x) = 3 | x = {1, -3} |
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