Question

If -nx2 + tx + c = 0, what is x equal to?

x is equal to minus t plus or minus square root of t squared minus 4 multiplied by n multiplied by c, all divided by minus 2 times n

x is equal to t plus or minus square root of t squared plus 4 multiplied by n multiplied by c, all divided by minus 2 times n

x is equal to t plus or minus square root of t squared minus 4 multiplied by n multiplied by c, all divided by minus 2 times n

x is equal to minus t plus or minus square root of t squared plus 4 multiplied by n multiplied by c, all divided by minus 2 times n

Answer 1

you know how to find roots of quadratic equations ?

Answer 2

You use the quadratic formula. Given the following quadratic equation:\[ax ^{2}+bx+c=0\], x is given by:\[x=\frac{ -b \pm \sqrt{b ^{2}-4ac} }{ 2a }\]