Answer:
I'ts hard to see
Step-by-step explanation:
Use sum and difference formulas, where difference is positive.
Larger number = (sum+difference)/2 = (54+10)/2 = 32
Smaller number = (sum-difference)/2 = (54-10)/2 = 22
Each number is mutliplied by 3 and then numbers 2,3,4,5,... are added successively.
2*3+2=8
8*3+3=27
27*3+4=85
85*3+5=260
260*3+6=786
So it's 786.
Btw, the general formula for this sequence is 
Answer:
D is right
Step-by-step explanation: