Provide an appropriate response.If a = 4.23, b = 10.07, and c = 10.92, express cos A as a decimal to the nearest ten-thousandth.
A. 1.0844
B. 0.4201
C. 0.9222
D. 2.3806
Answer: C
Mathematics
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Use the factor theorem and tell whether the first expression is a factor of P(x).x + 1; P(x) = x3 + 3x2 - 3x - 5.(Hint: Write x + 1 as x - (-1).)
A. yes B. no
Mathematics
The graph of a function of the form y = A cos (Bx - C) + D or y = A sin (Bx + C) + D where B > 0 is given. Determine the equation of the function represented by the graph.Use y = sin x 
A. y = 3 sin 
- 2
B. y = 3 sin 
+ 2
C. y = 3 sin 
+ 2
D. y = 3 sin 
- 2
Mathematics
Solve the equation.72x = 5x + 1 (Round to the nearest thousandth.)
A. 4.783 B. 0.827 C. 1.827 D. 0.705
Mathematics
Evaluate the integral.
A. 
sec-1 
+ C
B. 
sec-1 
+ C
C. 
sin-1 
x + C
D. 
sec-1 
+ C
Mathematics