Question

Find zero and verify t2-12+36

Answer 1

t square -12t + 36
= t square - 6t - 6t +36
= (t-6)(t-6)

then the zero of this equation t= 6

then value of t keep in equation :

(6) square - 12×(6) +36
= 36-72+36
= 72-72
= 0

proove that.......