Classify the following number as rational or irrational.(
)?7
A. Irrational
B. Rational
Answer: A
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Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-1, 3)} B. {(0, 2)} C. no solution; ? D. {(0, 3)}
Provide an appropriate response.Find the area of the region bounded by the curve y = f(x) = x2 - 4x + 3 and the x-axis on the interval 
. Use your graphing calculator to see a graph of this area.
Fill in the blank(s) with the appropriate word(s).
Convert to polar coordinates. Use a calculator to find 
to the nearest tenth of a degree. Keep r positive and 
between 
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A. 
B. 
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Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.- 
A. Not a real number B. Irrational, -7.000 C. Rational, -7 D. Irrational, -24.500