Question

f) x² - 5x/6 + 1 = 2x + 11/3

Answer 1

2−5:6+1=2+11:3x2−5x:6+1=2x+11:32−56+1=2+113x2−5x6+1=2x+11362−5+6=12+226x2−5x+6=12x+2262−5+6−12−22=06x2−5x+6−12x−22=062−17−16=06x2−17x−16=0=−(−17)±(−17)2−4⋅6⋅(−16)√2⋅6x=−(−17)±(−17)2−4⋅6⋅(−16)2⋅6=17±289+384√12x=17±289+38412=17±673√12x=17±67312=17+673√12=17−673√12