Answer:
Missing number ⇒ 27
Step-by-step explanation:
Given sequence is:
1, 1, 4, 8, 9 , ?, 16, 64
We need to find the missing number of the sequence.
Solution:
We can see the series consist numbers 1, 2, 3, 4, 5.. of power 2 and 3 each respectively. So, the series is
such that

Therefore, missing number is 
Answer:42
Step-by-step explanation:
11+8=19+11=30+12=42
Answer:
11
Step-by-step explanation:
a = d1+d2 all divided by 2
7+7+4+4/2
14+8/2
22/2
11
Answer:
-4a/-8 +-12a
Step-by-step explanation:
I'm assuming its just asking you to put it down and now solve it so, I plugged in the top to the bottom, and multiplied it all; getting ^, if its asking for a more simplified answer it would be a/2 + 12a ... I think
Answer:
B
Step-by-step explanation: