Express the number in exponential form.66.75(cos 320.01° + j sin 320.01° )
A. 66.75e320.01j
B. 66.75e5.585j
C. 5.585e66.75j
D. 320.01e66.75j
Answer: B
Mathematics
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Factor the trinomial, if possible.9x2 - 39x - 30
A. (3x + 2)(3x - 15) B. (9x + 6)(x - 5) C. 3(3x + 2)(x - 5) D. 3(3x - 2)(x + 5)
Mathematics
Determine whether the points A, B, and C form a right triangle.A = (-8, 3); B = (-5, 3); C = (-5, 12)
A. Yes B. No
Mathematics
Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the triangle.B = 70°, C = 20°, a = 3
A. A = 90°, b = 2.03, c = 2.82 B. A = 90°, b = 2.82, c = 1.03 C. A = 90°, b = 3.82, c = 1.03 D. A = 90°, b = 1.03, c = 2.82
Mathematics