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Mathematics
Problem
Solve the quadratic equation
5
x
2
−
6
x
+
7
5
=
0
5x^{2}-6x+\dfrac{7}{5}=0
5
x
2
−
6
x
+
5
7
=
0
. a. (i) Find both roots in their simplest exact form. b. (ii) Show that each root is irrational. c. (iii) Give the approximate decimal values of the roots correct to two places.
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