Find the exact value of the expression using a sum or difference identity.sin (-165°)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.A shoe company will make a new type of shoe. The fixed cost for the production will be $24,000. The variable cost will be $30 per pair of shoes. The shoes will sell for $101 for each pair. What is the profit if 600 pairs are sold?
A. $42,600 B. $54,600 C. $18,600 D. $66,600
Mathematics
Solve the system of equations using substitution.
A. (6, 1) B. (1, 6) C. (0, 1) D. (-6, 1)
Mathematics
Write the expression in the standard form a + bi.(4 + 8i)(4 - 8i)
A. 16 - 64i B. 16 - 64i2 C. 80 D. -48
Mathematics
Solve the problem.A bead is formed from a sphere of radius 3 by drilling through a diameter of the sphere with a drill bit of radius 1. Find the volume of the bead.
A. 18?
B. 
?
C. 
?
D. 36?
Mathematics