Question

2.
(ii) 3x2 - 13x - 10 = 0; 5,-2/3
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Answer 1

3x^2 -13x -10 = 0

3x^2 - 15x + 2x - 10 = 0

3x(x-5)+2(x-5) = 0

( x-5)(3x +2) = 0

x-5=0 OR 3x+2=0

x= 5 3x= -2

x= -2/3