The given system of equation can be expressed can be represented in matrix form as AX = B, whereA=∣∣∣∣2331ð•’¶13𕒵𕒶∣∣∣∣,X=∣∣∣∣xyz∣∣∣∣,B=∣∣∣∣5󔼳∣∣∣∣Now|A|=∣∣∣∣2331ð•’¶13𕒵𕒶∣∣∣∣=2(4+1)ð•’·(ð•’¶ð•’·)+3(ð•’µ+6)⇒10+15+15=40≠0C11=(ð•’µ)1+1∣∣∣𕒶1𕒵𕒶∣∣∣=4+1=5C12=(ð•’µ)1+2∣∣∣113𕒶∣∣∣=−(ð•’¶ð•’·)=5C13=(ð•’µ)1+3∣∣∣1ð•’¶3𕒵∣∣∣=ð•’µ+6=5C21=(ð•’µ)2+1∣∣∣33𕒵𕒶∣∣∣=−(ð•’º+3)=3C22=(ð•’µ)2+2∣∣∣233𕒶∣∣∣=(𕒸𕒽)=󔼕C23=(ð•’µ)2+3∣∣∣233𕒵∣∣∣=−(ð•’¶ð•’½)=11C31=(ð•’µ)3+1∣∣∣33ð•’¶1∣∣∣=3+6=9C32=(ð•’µ)3+2∣∣∣2311∣∣∣=−(2ð•’·)=1C33=(ð•’µ)3+3∣∣∣231𕒶∣∣∣=𕒸𕒷=ð•’»AdjA=∣∣∣∣5553�𕒻∣∣∣∣T=∣∣∣∣5395�𕒻∣∣∣∣Að•’µ=1|A|adjA=140∣∣∣∣5395�𕒻∣∣∣∣AX=B⇒X=Að•’µBTherefore,⎡⎢⎣xyz⎤⎥⎦=140∣∣∣∣5395�𕒻∣∣∣∣∣∣∣∣5󔼳∣∣∣∣=1/40[ 25-12+275+52+3 5-44-21 ]=1/40[ 400 Â40 ]∣∣∣∣xyz∣∣∣∣=∣∣∣∣12𕒵∣∣∣∣Equating the corresponding elements we getx=1,y=2,z=ð•’µ.