Evaluate the radical function. If the function value is not a real number, state so.If f(x) = 
, find f(-66).
A. -64
B. -4
C. 16
D. 14
Answer: B
Mathematics
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Solve the problem.A ray of light is moving from air into glass. If its angle of incidence is 10°, find its angle of refraction. The indices of refraction of air and glass are 1.000293 and 1.571, respectively.
A. 15.82° B. 6.35° C. 13.92° D. 6.98°
Mathematics
Provide an appropriate response.Solve: 7x - 5 = 4(x - 1) + 17
Fill in the blank(s) with the appropriate word(s).
Mathematics
Round the divisor and dividend to one nonzero digit to find the estimated quotient. Then find the exact quotient.
A. 400; 408 B. 200; 400 r8 C. 400; 400 r8 D. 600; 408
Mathematics
Convert the angle to degrees, minutes, and seconds.99.18°
A. 99°10'54'' B. 99°10'18'' C. 99°10'48'' D. 99°10'36''
Mathematics