Question

${a }^{2} - 12a - 16$
Tell me the answer fast guys in step by step.......​

Answer 1

Answer:

a²-12a-16

a=-b±√b²-4ac/2a

a=-(-12)±√(-12)²-4(1)(-16)/2(1)

a=12±√144+64/2

a=12±√208/2

a=12+√208/2 or a=12-√208/2