Tell whether the expression is a polynomial. If it is, give its degree.-2?
A. polynomial, degree 0
B. polynomial, degree -2
C. polynomial, degree 1
D. not a polynomial
Answer: A
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Evaluate the improper integral or state that it is divergent.
A. -1 B. 1 C. 0 D. Divergent
Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = 6xi + 6yj + 6zk , S is the surface of the sphere x2 + y2 + z2 = 1 in the first octant, direction away from the origin
A. 
?
B. 2?
C. 3?
D. 0
Solve the problem.Use the formula N = Iekt, where N is the number of items at time t, I is the initial amount, and k is a growth constant equal to the percent of growth (expressed in decimal form) per unit of time.There are currently 70 million cars in a certain country, decreasing by 6.2% annually. How many years will it take for this country to have 63 million cars? Round to the nearest year.
A. 1 yr B. 31 yr C. 2 yr D. 3 yr
Write the equation of the exponential function that represents the data in the table.
A. y = 7(0.6)x B. y = 0.6(7)x C. y = 7(x)0.6 D. y = 0.6x