Solve the problem.Find the dimensions of a rectangle whose perimeter is 42 feet and whose area is 104 square feet.
A. 7 ft by 12 ft
B. 8 ft by 13 ft
C. 7 ft by 14 ft
D. 9 ft by 12 ft
Answer: B
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Use the information given about the angle ? to find the exact value of the indicated trigonometric function.cot ? = -3, sec ? > 0Find sin 
.
A. 
B. -
C. 
D. 
Find the exact value by using a half-angle identity.tan 75°
A. 2 + 
B. -2 - 
C. -2 + 
D. 2 - 
The function f is one-to-one. State the domain and the range of f and f-1. Write the domain and range in set-builder notation.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D is all real numbers, R is all real numbers;
f-1(x): D is all real numbers, R is all real numbers
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
Write an inequality with the same meaning.19 ? x
A. 19 ? x B. x ? 19 C. x ? 19 D. x > 19