Answer:
I'm not sure but I think region 3
Not gonna lie forgot the actual answer but use sin, cos, and tan.
sin=opposite/hypotenuse
cos=adjacent/hypotenuse
tan=opposite/adjacent
Answer:
a₃ = 19
Step-by-step explanation:
to find the third term substitute n = 3 into the nth term rule
a₃ = 4(3) + 7 = 12 + 7 = 19
