Find the exact value of the expression. Do not use a calculator.csc 
- sec 
A. 3
B. -1
C. -3
D. 1
Answer: D
Mathematics
You might also like to view...
Use a product-to-sum identity to rewrite the expression.sin(12s - 2) sin (6s - 5)
A. 0.5(cos(6s - 7) - cos(18s - 3)) B. 0.5(cos(6s + 3) - cos(18s - 7)) C. 0.5(cos(6s + 3) + cos(18s - 7)) D. 0.5(sin(6s + 3) - sin(18s - 7))
Mathematics
Solve.7 - 4(4t - 19) = -45
A. 8 B. 10 C. 9 D. 7
Mathematics
Find the requested vector.w = 2i - 4j - kFind a vector orthogonal to both w and j + k.
A. -3i - 2j + 2k B. -4i + 8j + 4k C. 2i - 2j - 3k D. -2i - 2j + 2k
Mathematics
Solve the problem.Write a polynomial in standard form that represents the area of the shaded region.
A. 5x + 17 B. -5x - 17 C. x2 + 16x + 17 D. 15x + 25
Mathematics