Identify the given function as a linear function, a quadratic function, or a rational function.f(x) = 
A. Rational
B. Linear
C. Quadratic
Answer: A
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The center and radius of a circle are given. Write the equation of each circle in standard form.Center: (0, 10), r = 5
A. x2 + (y + 10)2 = 5 B. x2 + (y - 10)2 = 25 C. (x + 10)2 + y2 = 25 D. (x - 10)2 + y2 = 25
Convert to a polar equation.x2 + 4y2 = 4
A. 4 cos2? + sin2? = 4r B. cos2? + 4 sin2? = 4r C. r2(4 cos2? + sin2?) = 4 D. r2(cos2? + 4 sin2?) = 4
Solve.Find the discount rate when the original price is $158.00 and the amount of the discount is $61.60.
A. 2% B. 1% C. 39% D. 80%
Find a matrix A and a column matrix B that describe the following tables involving credits and tuition costs. Find the matrix product AB, and interpret the significance of the entries of this product.
?
A.
AB = 
Tuition for Student 1 is $971, tuition for Student 2 is $683, and tuition for Student 3 is $690.
B.
AB = 
Tuition for Student 1 is $972, tuition for Student 2 is $681, and tuition for Student 3 is $680.
C.
AB = 
Tuition for Student 1 is $965, tuition for Student 2 is $683, and tuition for Student 3 is $666.
D.
AB = 
Tuition for Student 1 is $982, tuition for Student 2 is $667, and tuition for Student 3 is $688.