Posted by Michael on .
someone please help me slove this problem.
Use the qudratic formula to find any xintercepton the graph of the equation.
y=4x^22x5

math 
Reiny,
solve 4x^2  2x  5 = 0
x = (2 ± √84)/8
= (2 ± 2√21)/8
= (1 ± √21)/4 > the 2 xintercepts (notice the correct spelling)