For the parametric equations given, use a graphing calculator to generate the curve over the stated interval for the parameter t. Use the window specified. Also, find a rectangular equation for the curve.x = 2t, y = t + 5, for t in [-2, 3]
A. 
The rectangular equation for the curve is
y = x2 + 1, for x in [-2, 2].
B. 
The rectangular equation for the curve is
y = 
x + 5, for x in [-4, 6].
C. 
The rectangular equation for the curve is
y = 
x - 5, for x in [-4, 6].
D. 
The rectangular equation for the curve is
y = -2x + 5, for x in [-6,4].
Answer: B
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Simplify.(x4)5
A. 5x4 B. x9 C. 5x20 D. x20
Solve the problem.During one year, the Larsons' real estate bill included $433 for local schools. Of this amount, $95 went to the high school district. What percent did the Larsons pay to the high school district? Round your answer to two decimal places.
A. 33.80% B. 78.06% C. 21.71% D. 21.94%
Determine an estimate of the exact answer. Use estimation by rounding.Johnston Community Hospital estimates that 21.3% of all operations in hospitals are hip replacements. If 3,928,995 operations were performed last year, estimate the number of hip replacement operations. (Round the percent to the nearest one and the number of operations to the nearest million)
A. 83,687,593.5 B. 836,875.935 C. 825,088.95 D. 840,000
Solve the equation.10y2 + 19y + 6 = 0
A. 
, 
B. - 
, - 
C. - 
, - 
D. 
, - 