Answer:
correct
Step-by-step explanation:
supplementary is when 2 angles add up to 180
Answer:
It means direct sum.
Step-by-step explanation:
The nth term is given by 2ⁿ-1.
The series looks like, 1, 3, 7, 15, 31, 63, 127, ...
Answer:
multiply 10 with the value given for x and add 2 to the result
Answer:
63
Step-by-step explanation:
A) 21(3)=n
B) 63
