1) If 3x=4x−1 , then x is equal to A) 2log322log32−1 B) 22−log23 C) 11−log43 D) 2log232log23−1 Answer: Option A,B,CExplanation:3x=4x−1 , taking log3on both sides ⇒ xlog33=(x−1)log43 ⇒x=2log23.x−log43 ⇒ x(1−2log23)=−2log23 ⇒ x=2log232log23−1 ⇒x=11−12log23=11−1log43=11−log43 ⇒x=22−log32