Answer:
1.212 x 10^2
Step-by-step explanation:
Step 1 we get true decimal form answer = 121.2
Step 2 we count numbers for power in front of decimal before conversion and -1 = 3-1 = 2 power.
Step 3 We rewrite 121.2 in standard form 1.212 and x10 and use 2 power we proved.