Table B of course they follow by the order instead of table A
Answer:
I believe the answer is 3/10
Answer:
40
Step-by-step explanation:
a^2+b^2=c^2
1) an = a1 + d*(n-1) => a20 = -4 + (-9)*19 = -4 - 171 = - 175
1) ---> C)
2) a81 = 20 + 4*80 = 340;
2) ---> A)
3) a12 = ?
3) ---> B) or D).