Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.r = 1.5 meters, s = 2.25 meters
A. 0.67 radians
B. 1.4 radians
C. 0.75 radians
D. 1.5 radians
Answer: D
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Provide an appropriate response.February 11 is the due date of a 100-day (exact time) loan dated November 3.
A. True B. False
The reduced row echelon form of the augmented matrix of a system of equations is given. Find the solutions of the system. 
A. No solution B. (13,- 9, 4, 0) C. (13 + 3w, -9, 4 - 2w, w) for any real number w D. (13 - 3w, -9, 4 + 2w, w) for any real number w
Multiply. Leave your answer in scientific notation.(5.0 × 10-8)(3.0 × 10-6)(2.0 × 104)
A. 30 × 10-10 B. 30 × 10-9 C. 3.0 × 10-10 D. 3.0 × 10-9
A manufacturer of lighting fixtures has daily production costs of 
where C is the total cost (in dollars) and x is the number of units produced. How many fixtures should be produced each day to yield a minimum cost?
(Round your answer to two decimal places.)
?
A. 160 B. 106.67 C. 320 D. 400 E. 800?