Find the area of a circle with diameter 22.8 m. Round to the nearest tenth of a meter.
(a) 35.8 m²
(b) 71.6 m²
(c) 408.1 m²
(d) 22.8 m²
(c) 408.1 m²
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Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
D. f(x): D = 
, R = 
;
f-1(x): D is all real numbers, R = 
Evaluate the expression, given x = -2, y = 3, and a = -4.(8x - 3y)(-2a)
A. 240 B. 200 C. -200 D. 160
State the domain of the rational function.f(x) = 
A. (-?, - 3) ? (- 3, 3) ? (3, ?) B. (-?, -2) ? (-2, ?) C. (-?, 2) ? (2, ?) D. (-?, ?)
Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
sin (tan-1 u)
A. 
B. u
C. 
D. 