Provide an appropriate response.
Find the value of sin 263°. Round to four significant digits.
A. -0.9925
B. 0.6265
C. -0.7794
D. 0.9684
Answer: A
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Express the given complex number in polar form.0.800e1.00j
A. 1.00 ( cos 45.8° + j sin 45.8°) B. 1.00 ( cos 57.3° + j sin 57.3°) C. 0.800 ( cos 57.3° + j sin 57.3°) D. 0.800 ( cos 45.8° + j sin 45.8°)
Use a graphing calculator to solve the nonlinear system. Give x- and y-coordinates to the nearest hundredth.x2 + y2 = 13.85x = 3y - 1
A. {(3.42, 1.47), (-3.62, -0.87)} B. {(-3.41, -1.47), (3.62, 0.87)} C. {(-11.26, -3.42), (11.06, 4.02)} D. {(1.47, 3.42), (-0.87, -3.62)}
Find the length of the arc on the circle of radius r meters intercepted by a central angle ?. Round your answer to three decimal places.r = 7, ? = 
radians
A. 1.346 m B. 6.685 m C. 14.66 m D. 7.33 m
State using percents.
A. 4
%
B. 41
%
C. 24%
D. 2
%