Answer:
i think theres a typo somewhere
Step-by-step explanation:
I think that it is 270. 5400/180 = 30 8100/30 = 270
Answer:
15
Step-by-step explanation:
Because x=y÷7
i.e,105÷7=15
Answer:
(D) t^4
Step-by-step explanation:
You have defined ...
a3 = a2·a1
a4 = a3·(a2·a1) = a3²
a5 = a4·(a3·a2·a1) = a4² = (a3²)² = a3⁴
Then if a3 = t, a5 = t⁴