Find the indicted product and simplify if possible.The area of annulus (washer) is given by 
.
A. 
B. 
C. 
+ 
D. 
Answer: B
Mathematics
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Find the total area of the region between the curve and the x-axis.y = 
; 1 ? x ? 3
A. 
B. 3
C. 
D. 
Mathematics
Perform the indicated operation(s). Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Graph the function. Give the domain and range.f(x) = 
A. domain: (4, ?); range: (0, ?)
B. domain: (-4, ?); range: (0, ?)
C. domain: (-?, -4); range: (0, ?)
D. domain: (-4, ?); range: (-?, ?)
Mathematics
Perform the indicated operations, and write the answer without exponents.
A. 0.000042 B. 0.0042 C. 0.0000042 D. 0.00042
Mathematics