Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 10
A. ab
B. a - b
C. ln a + ln b
D. a + b
Answer: D
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Provide an appropriate response.Find the radius of a circle whose circumference is 90 in. (round to nearest tenth).
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Suppose the tip of the minute hand of a clock is 5 in. from the center of the clock. Determine the distance traveled by the tip of the minute hand in 
hours. Give an exact answer.
A. 30? in. B. 15? in. C. 35? in. D. 20? in.
Solve the quadratic equation by completing the square.a2 + 10a + 24 = 0
A. ±
B. 4, 6
C. -4, -6
D. 30, -6
Determine if each ordered pair is a solution to the given system of inequalities in two variables.y = x + 4y2 = 16x(i) (4, 8); (ii) (-4, 0)
A. (i) Yes; (ii) No B. (i) No; (ii) No C. (i) No; (ii) Yes D. (i) Yes; (ii) Yes