Select the correct answer. Which expression is equivalent to if no denominator equals zero?

A. 1
x2-2x-3

B. 1
x2-4x+3

C. 1
x2+2x-3

D. x+3
x+1

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Which of the following best describes the figure?

Which table represents points on the graph of h(x) = 3√-x+2?