Question

If a2 ends in 9, then a3 ends in​

Answer 1

Answer:

a3 ends in 27.

Step-by-step explanation:

hope thus will help you.

mark it as brainlist.

Answer 2

Answer:

hi friend mark it as brainliest

Step-by-step explanation:

if a² end in 9 there are two possibilities 3,7

because 3²=9 and 7=49

the a³ also has two possibilities they are 3³=27 and 7³=343

so the final digits will be 3 or 7

hope it helps