Solve the problem.The length of a rectangular frame is 4 cm more than the width. The area inside the frame is 96 square cm. Find the width of the frame.
A. 8 cm
B. 16 cm
C. 12 cm
D. 9 cm
Answer: A
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Find all the roots of the function. Use preliminary analysis and graphing to determine good initial approximations. Round to six decimal places.f(x) = cos 2x - 
+ 3
A. x ? -4.190947, 1.190947 B. x ? -2.801947, 2.579947 C. x ? -2.690947, 2.690947 D. x ? -2.579947, 2.801947
Graph the system of linear inequalities in two variables.
A. 
B. 
C. 
D. 
Estimate. Then find the actual difference.9.116 - 4.004
A. Estimate: 6; Actual: 5.122 B. Estimate: 6; Actual: 5.112 C. Estimate: 5; Actual: 5.212 D. Estimate: 5; Actual: 5.112
Solve.The speed limit is 60 kilometers per hour. Convert this to miles per hour. Round answer to the nearest hundredth, if necessary.
A. 152.4 mi per hr B. 37.2 mi per hr C. 96.6 mi per hr D. 18 mi per hr