Question

x²-8x+15=0 completing square method​

Answer 1

x = 5 or x= 3

I HOPE IT MAY HELP YOU

Answer 2

Answer:

x = 3,5

Step-by-step explanation:

x²-8x+15=0

=> x² - 2*x*4 + (16 -1) = 0

=> [ x²-2(x)(4) +4²] - 1 ² = 0

=> (x-4)² - 1² = 0

=> (x-4+1) (x-4-1) = 0

=> (x-3)(x-5) = 0

so, either x-3 = 0  or x-5 = 0

         =>      x = 3  or    x = 5