Give an expression that generates all angles coterminal with the given angle. Let n represent any integer.42°
A. 42° + n ? 720°
B. 42° + n ? 180°
C. 42° + n ? 360°
D. 42° + n ? 90°
Answer: C
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Provide an appropriate response.For approximately what values of x can cos x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.03107 B. |x| < 0.04932 C. |x| < 0.10466 D. |x| < 0.07401
Solve the problem.An isosceles triangular plate is submerged vertically in seawater, with its base on the bottom. The base is 
long, and the height of the triangle is 
. Find the force exerted on one face of the plate if the water level is 
above the base of the triangle. Seawater weighs 
Round your answer to one decimal place if
necessary. A. 682.7 lb B. 1024 lb C. 2048 lb D. 170.7 lb
Simplify. Write your answer with positive exponents only.
A. 
B. 
C. 
D. 
Graph the quadratic function.
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?
A. ?
B. ?
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C. ?
D. ?
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