meggiedoherty meggiedoherty

11-12-2018
Mathematics

contestada

Solve the quadratic equation 3x squared + x -5=0 give your answer to 2 dp

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poppylile poppylile

11-12-2018

use the quatratix formula: a = 3 b= 1 and c = -5
-1 +/- square root of 1^2 - 4(3 x -5) / 2 x 3
x = 1.14 or x = -1.47
I think this is right :/

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