A circle has a radius of 6 in. Find the increase in area when the radius is increased by 4 in. Round to the nearest hundredth.
A) 12.57 in²
B) 62.83 in²
C) 314.16 in²
D) 201.06 in²
E) 263.89 in²
D) 201.06 in²
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The height H, in feet, of the winning pole value in the early years of the Olympic games can be modeled by
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where t is years since 1900. Use functional notation to express what the height of the winning pole vault would have been in 1928.00. Then calculate that value.
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A. Functional notation: 
. Value is 303.40 feet.
B. Functional notation: 
. Value is 20880.40 feet.
C. Functional notation: 
. Value is 15.31 feet.
D. Functional notation: 
. Value is 319.31 feet.
Complete the square and then use the shifting technique to graph the function.f(x) = x2 + 2x
A. 
B. 
C. 
D. 
Simplify by factoring.
A. 4
B. 5
C. 4
D. 16
Use the binomial theorem to expand the binomial.
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A. 
B. 
C. 
D. 
E. 