Question

How many x-intercepts does the graph of y = 2x2 - 8x + 5 have?

Answer 1

Explanation:

hello :

the x-intercepts when : y=0 means : 2x²--8x+5 =0

∆ = b² -4ac a=2 and b= -8 and c= 5

∆ = (-8)² -4(2)(5) = 64-40 =24

∆ >0 this equation has two solutions so : two x-intercepts