1
QuizMultiple Choice

Solving Equations Using Properties of Logarithms — Quiz

Question 1 • Mathematics III

Which statement is true for log sub 3 times open paren x plus 1 close paren is equal to 2 ?

Answer
A
x plus 1 is equal to 3 squared
B
2 times open paren x plus 1 close paren is equal to 3
C
3 times open paren x plus 1 close paren is equal to 2
D
x plus 1 is equal to 2 cubed

Explanation

By the definition of a logarithm, log base 3 of a number equals 2 when that number is 3 raised to the second power. Here the number is x + 1, so x + 1 = 3². This matches choice A, “x plus 1 is equal to 3 squared.”

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