Find the exact value of the expression.sin (-165°)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Write the converse, inverse, or contrapositive of the statement as requested.q ? (~p ? r)Contrapositive(Use one of De Morgan's laws)
A. (p ? ~r) ? ~q B. ~q ? (p ? ~r) C. q ? (p ? ~r) D. (~p ? r) ? q
Mathematics
Provide an appropriate response.For the parabola y = f(x) = 2x2 - 4x - 6, find: (a) the vertex, (b) the y-intercept, and (c) the x-intercepts.
What will be an ideal response?
Mathematics
Solve the system of equations by Gaussian elimination.
A. {(0, -1)} B. {(-1, -1)} C. {(0, -2)} D. ?
Mathematics
Find the value of the unknown variable.Find B if V = 
Bh, V = 20 ft3, and h = 5 ft.
A. 100 ft2 B. 4 ft2 C. 12 ft2 D. 25 ft2
Mathematics