Solve the problem.A piece of molding 154 cm long is to be cut to form a rectangular picture frame. What dimensions will enclose the largest area?
A. 38.5 cm × 38.5 cm
B. 30.8 cm × 30.8 cm
C. 12.41 cm × 38.5 cm
D. 12.41 cm × 12.41 cm
Answer: A
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Find the exact values of the remaining trigonometric functions of ? from the given information.csc ? = 
, ? in quadrant II
A. sin ? = - 
cos ? = 
tan ? = - 
csc ? = 
sec ? = 
cot ? = - 
B. sin ? = 
cos ? = - 
tan ? = - 
csc ? = 
sec ? = - 
cot ? = - 
C. sin ? = 
cos ? = - 
tan ? = - 
csc ? = 
sec ? = - 
cot ? = - 
D. sin ? = 
cos ? = - 
tan ? = - 
csc ? = 
sec ? = - 
cot ? = - 
Evaluate the determinant.
A. 64 B. -52 C. -32 D. 32
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 16 - x2; g(x) = 4 - x;
Find f + g.
A. (f + g)(x) = -x2 - x + 20; (-?, ?) B. (f + g)(x) = 4 + x; (-?, -4) ? (-4, ?) C. (f + g)(x) = x3 - 4x2 - 16x + 64; (-?, ?) D. (f + g)(x) = -x2 + x + 12; (-?, ?)
Write the series with summation notation.
+ 
+ 
+ 
+ 
A. 
B. 
C. 
D. 