Add or subtract.
+ 
- 
A. 
B. 
C. 
D. 
Answer: B
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Use the formula f'(x) = 
to find the derivative of the function.f(x) = 2x2 + 3x + 5
A. 4x B. 2x + 3 C. 4x2 + 3x D. 4x + 3
Graph the decimal on a number line.-15.012
A. 
B. 
C. 
D. 
The given measurements may or may not determine a triangle. If not, then state that no triangle is formed. If a triangle is formed, then use the Law of Sines to solve the triangle, if it is possible, or state that the Law of Sines cannot be used.C = 60°, c = 44, b = 49
A. No triangle is formed.
B. The triangle cannot be solved with the Law of Sines.
C. B = 74.7°, A = 45.3°, 
36.1 or 
12.9
D. B = 72.7°, A = 47.3°, 
37.7 or B = 107.3°, A = 12.7°, 
11.3
Solve the problem using matrices.Jerry has three pieces of string. The total length is 91 cm. The sum of the two longer pieces is 76 cm. The middle piece is twice as long as the shortest piece. What are the lengths of the three pieces?
A. 15 cm; 46 cm; 56 cm B. 15 cm; 30 cm; 46 cm C. 7.5 cm; 15 cm; 68.5 cm D. No solution