Find area of figure. Round to the nearest hundredth if necessary.Find the area of a rectangle measuring 6
mi by 11
mi.
A. 66
mi2
B. 73
mi2
C. 18 mi2
D. 36 mi2
Answer: B
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Use implicit differentiation to find dy/dx and d2y/dx2.xy - x + y = 2
A. 
= 
; 
= 
B. 
= - 
; 
= 
C. 
= 
; 
= 
D. 
= - 
; 
= 
Solve the problem.At a fixed temperature, the resistance R of a wire varies directly as the length l and inversely as the square of its diameter d. If the resistance is 0.52 ohm when the diameter is 1 mm and the length is 260 cm, what is the resistance when the diameter is 2 mm and the length is 990 cm?
A. 0.495 ohm B. 128.7 ohm C. 247.5 ohm D. 0.99 ohm
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 
A. 
B. 
C. 10
D. 3
Factor completely. If the polynomial is prime, state this.121k2 - 25m2
A. (11k + 5m)2 B. (11k + 5m)(11k - 5m) C. (11k - 5m)2 D. (121k + m)(k - 25m)