Question

若3的a次方=6，27的b次方=50，求3的3b次方+a次方

Answer 1

3^(3b+a)
=3^3b*3^a
=(3^3)^b*3^a
=27^b*3^a
=50*6
=300

Answer 2

∵3的3b+a次方=3的3b次方+3的a次方
∵3的a次方=6 27的b次方=50
∴3的3次方的b次方=50
∴3的3b+a次方=3的3b次方×3的a次方=50×6=300