Find the area of a sector of a circle having radius r and central angle ?. If necessary, express the answer to the nearest tenth.r = 19.0 m, ? = 20°
A. 0.6 m2
B. 63.0 m2
C. 3.3 m2
D. 126.0 m2
Answer: B
Mathematics
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Find the derivative of the function at the point p in the direction of a.
p = 
a = 6i + 8j
A. 
B. - 
C. 
D. - 
Mathematics
Factor.15z4 + 2z2 - 8
A. (5z2 + 4)(3z2 - 2) B. (3z4 + 2)(5z - 4) C. (5z4 + 4)(3z - 2) D. (3z2 + 2)(5z2 - 4)
Mathematics
Use < or > for ? to write true sentence.
? - 
A. < B. >
Mathematics
Sketch the graph of f(x). Determine the domain, range, and the equation of the horizontal asymptote of the function.f(x) = -e3 - x + 2
A. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
B. Domain: (-?, ?), range: (-?, 1)
Horizontal asymptote: y = 1
C. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
D. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
Mathematics