Solve the system of equations.
A. 
B. 
C. ?
D. 
Answer: B
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Parametrize the surface S.S is the lower portion of the sphere x2 + y2 + z2 = 4 cut by the cone z = 
.
What will be an ideal response?
Express the set using the roster notation. The set of odd natural numbers less than 19.
A. {1, 3, 5, . . . , 17} B. {2, 4, 6, . . . , 18} C. {0, 1, 3, 5, . . . , 17} D. {1, 3, 5, . . . , 19}
Solve the problem.A stockbroker sold 50 shares of stock for $27.14 each. What was the total amount of the sale?
A. $1357.10 B. $1356.90 C. $1357.00 D. $1357.11
Solve the problem.When P dollars is invested at interest rate i, compounded annually, for t years, the investment grows to A dollars, where A = P(1 + i) t . Find the interest rate i if $2480 grows to $3690 in 2 years. Round your answer to the nearest hundredth of a percent.
A. 21.98 % B. 10.99 % C. 24.4 % D. 48.79 %