Answer:
7
Step-by-step explanation:
78767=877
Answer:
Arithmetic Sequence:
d=4
Step-by-step explanation:
This is an arithmetic sequence since there is a common difference between each term. In this case, adding 4 o the previous term in the sequence gives the next term. In other words, aₙ=a₁+d(n-1)
Answer:
A
Step-by-step explanation:
I hope this helps you
68,25=(9+12).h/2
2.68,25=21.h
136,5/21=h
h=6,5