√896z^15/<span>√225z^6
= </span>√896z^9/<span>√225
= </span>√64√14(z^4)<span>√z/15
= 8</span>√14(z^4)<span>√z/15
= (8z^4/15) * </span><span>√14z
x = 8</span>
Answer:
B=112
Step-by-step explanation:
Angle B is on the same line as angle A(68). They would need to combine for a total of 180 degrees. So 68-180=112