tolong donk jawab no 5 dan 7 beserta dg cara nya ya thankyou

=(15.11)^5×4^7/(30. 22)^5
=(165)^5⋅4^7/(30⋅22)^5
=122298103125.16384/(660)^5
=122298103125⋅16384/125233257600000
=122298103125. =16384/122298103125.1024
=16384/1024
=16

Maaf nomer 7 nya belum