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5. Quadratic Equations
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Q3 of 58 Page 118

Find the roots of the following equation:


⇒ x2 - 3x - 1 = 0


We use the quadratic formula to evaluate the roots





The two roots are


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2

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula.

5x2 - 7x - 6 = 0

2

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula.

x2 - 6x + 5 = 0

3

Find the roots of the following equation:

4

The sum of the reciprocals of Rehman’s ages, (in years) 3 years ago and 5 years from now is Find his present age.

Questions · 58
5. Quadratic Equations
1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 1 1 1 1 2 3 4 5 6 7 8 9 10 1 1 1 1 2 2 2 2 3 3 4 5 6 7 8 9 10 11 12 13 1 1 1 2 2 3 4 5
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