Provide an appropriate response.Suppose a rectangle has length 
and width 
. Which of the following is the best estimate of its perimeter?
A. 22
B. 77
C. 30
D. 17
Answer: A
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Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log? 300
A. 1.1447 B. 0.2007 C. 4.9827 D. 5.7038
Find the product or quotient, as indicated. Leave your answer in trigonometric form.Find the quotient.
A. 2
B. 2(cos 3? + i sin 3?)
C. 
(cos 3? + i sin 3?)
D. 
Use a graphing calculator to solve the inequality.x2 - 3.87x - 57.49 < 0(Give approximations rounded to the nearest hundredth.)
A. (-?, -5.89) ? (9.76, ?), or {x
x < -5.89 or x > 9.76}
B. (-9.76, 5.89), or {x
-9.76 < x < 5.89}
C. (-?, -9.76) ? (5.89, ?), or {x
x < -9.76 or x > 5.89}
D. (-5.89, 9.76), or {x
-5.89 < x < 9.76}
Find the trigonometric function value of angle ?.cos ? = 
and ? in quadrant IVFind sin ?.
A. - 
B. - 
C. - 
D. - 