solve these questions please
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Answered by
1
Heya !
☆ here is your answer ☆
a) 4x ^2 - 2x - 9 =0
=》4x^2 - 2x = 9
=》16x^2 - 2x = 9
=》 14x = 9
= 》 X = 9/ 14
=》 X = 0.64
b) 3x^2 - 5x + 2 =0
=》 9x^2 - 5x = (-2)
=》 4x^2= - 2
=》 x= - 2/4
=》 X = - 0.5
☆ here is your answer ☆
a) 4x ^2 - 2x - 9 =0
=》4x^2 - 2x = 9
=》16x^2 - 2x = 9
=》 14x = 9
= 》 X = 9/ 14
=》 X = 0.64
b) 3x^2 - 5x + 2 =0
=》 9x^2 - 5x = (-2)
=》 4x^2= - 2
=》 x= - 2/4
=》 X = - 0.5
Answered by
0
3x *x -5x + 2 = 0
x square - x = x
so,
2x + 2 = 0
2x = 0 - 2
2x= - 2
multiplication is change into divison
x = -2 / 1
x = -1
x square - x = x
so,
2x + 2 = 0
2x = 0 - 2
2x= - 2
multiplication is change into divison
x = -2 / 1
x = -1
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