This is an MCQ-based quiz on the topic of ACT: Mathematics Algebra.
This set of MCQs helps you brush up on the important mathematics topic and prepare you to dive into skill practice and expand your knowledge to tackle the question and answer it carefully.
Which of the following is a simplified expression equal to
for all x < –3 ?
Point A (–4,1) is in the standard (x,y) coordinate plane. What must be the coordinates of point B so that the line x = 2 is the perpendicular bisector of AB ?
What is the slope of the line with the equation 2x + 3y + 6 = 0 ?
If 2(x – 5) = –11, then x = ?
Which of the following is a factor of x^2 – 5x – 6 ?
Which of the following is a factor of the polynomial x 2 – x – 20 ?
Which of the following is equivalent to 3a + 4b – (–6a – 3b) ?
-3a + b
-3a + 7b
9a + 7b
Doctors use the term maximum heart rate (MHR) when referring to the quantity found by starting with 220 beats per minute and subtracting 1 beat per minute for each year of a person’s age. Doctors recommend exercising 3 or 4 times each week for at least 20 minutes with your heart rate increased from its resting heart rate (RHR) to its training heart rate (THR), where THR = RHR + .65(MHR – RHR) Which of the following is closest to the THR of a 43-year-old person whose RHR is 54 beats per minute?