Use the even-odd properties to find the exact value of the expression. Do not use a calculator.sin (-30°)
A. - 
B. - 
C. 
D. 
Answer: A
Mathematics
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Find the area of the surface generated when the given curve is revolved about the x-axis. y = 
on 
A. 
B. 
C. 
(19
- 7
)
D. 
(21
- 
)
Mathematics
Find the domain of the function.f(x) = 
x2
A. x ? 
B. x ? 
C. x ? 3
D. All real numbers
Mathematics
Solve the equation using the zero-product property.x2 + 3x - 18 = 0
A. {-6, 3} B. {3, 6} C. {-3, 6} D. {-6, -3}
Mathematics
Evaluate.(0.1)8
A. 0.00000001 B. 0.0000001 C. 0 D. 0.8
Mathematics