Slvdrjnllviz
Slvdrjnllviz
Math
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How to solve this problem? 2x^2-5x-3=-4 |
Sagot :
Cheahjimmyviz
Cheahjimmyviz
2x²-5x-3= -4
2x²-5x+1 = 0
use the formula [ - b + or - √( b²-4ac)] /2a / a =2, b= -5, c =1
= [ 5 +√( 25- 4 . 2 . 1)] / 2 . 2
= ( 5+√ 17)/4 or ( 5-√17)/4
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