Answer and Explanation
Your Answer is
Correct Answer is K
Explanation
The denominator is 0, the fraction is meaningless, so when b-2c=0, the fraction is undefined, then b=2c
48. The expression 
is undefined whenever b = ?
48. The expression is undefined whenever b = ?
Your Answer is
Correct Answer is K
Explanation
The denominator is 0, the fraction is meaningless, so when b-2c=0, the fraction is undefined, then b=2c