Sbasketball093
Sbasketball093
18-10-2021
Mathematics
contestada
16. Solve -3x2 - 9x + 12 = 0.
Respuesta :
VirαtKσhli
VirαtKσhli
18-10-2021
Given
:
-3x² - 9x + 12 = 0
To
find
:
-
Value of x .
Solution
:
-
Given equation ,
-( 3x² + 9x -12 ) = 0
3x² + 9x - 12 = 0
3x² + 12x - 3x - 12 = 0
3x ( x +4) -3( x +4) = 0
(3x -3)(x +4) = 0
x = 3/3 , -4
x
=
1
,
-
4
Answer Link
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