Evaluate the polynomial or polynomial function for the given value of the variable.x2 - 5x + 3 for x = 3
A. -9
B. -3
C. 21
D. 27
Answer: B
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Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. (x - 4) B. -(x - 4) C. (x + 4) D. -(x + 4)
Find the missing parts of the triangle. A = 65.3°a = 2.15 kmb = 2.25 kmIf necessary, round angles to the nearest tenth and side lengths to the nearest hundredth.
A. B1 = 42.8°, C1 = 71.9°, c1 = 1.61 km B2 = 6.6°, C2 = 108.1°, c2 = 0.27 km B. B1 = 71.9°, C1 = 42.8°, c1 = 1.61 km B2 = 108.1°, C2 = 6.6°, c2 = 0.27 km C. no such triangle D. B = 71.9°, C = 42.8°, c = 1.61 km
A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(- 
, 
) Find cos ?.
A. - 
B. - 
C. 
D. 
Solve. Round to the nearest tenth when necessary.Hillary is standing outside of the shopping mall. She is 5.8 feet tall and her shadow measures 
long. The outside of the department store casts a shadow of 99 feet. How tall is the store?
A. 3617.5 ft B. 91.1 ft C. 107.5 ft D. 0.4 ft