Factor completely. If the polynomial cannot be factored, say it is prime.x2 - 25
A. (x - 5)(x - 5)
B. (x + 25)(x - 25)
C. (x + 5)(x - 5)
D. (x2 + 5)(x2 - 5)
Answer: C
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The given angle is in standard position. Determine the quadrant in which the angle lies.-347°
A. Quadrant I B. Quadrant IV C. Quadrant II D. Quadrant III
Determine whether or not the function is linear. If it is, determine the slope and interpret it.The cost of tuition at a community college is given by C(x) = 467 + 69x, where x is the number of credit hours.
A. Linear; 69; The cost of tuition increases $69 for each additional credit hour. B. Not linear C. Linear; 467; The cost of tuition increases $467 for each additional credit hour. D. Linear; 69; The cost of tuition decreases $69 for each additional credit hour.
Solve the inequality.x2 - 9x + 20 > 0
A. x < 4 or x > 5 B. x < 4 C. 4 < x < 5 D. x > 5
Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. What range of scores on the fifth (and last) 100-point exam will guarantee John an A in the course?
A. 99 to 100 B. 90 to 100 C. 95 to 100 D. 85 to 100