Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.Find the moment of inertia Iy of a tetrahedron of constant density 
bounded by the coordinate planes and the plane 
.
A. 
B. 
C. 
D. 
Mathematics
Find the interval of convergence of the series.
A. 1 ? x < 3
B. - 
< x < 
C. -6 < x < 10
D. -6 ? x ? 10
Mathematics
The wages of the employees of a company are presented in this histogram. Answer the question.
How many employees earn at least $4 and less than $6 an hour?
A. 10 B. 20 C. 34 D. 22
Mathematics
Find the difference and check.14.012 - 3.992
A. 10.220 B. 10.020 C. 18.004 D. 10.120
Mathematics