Find the exact value of the expression if ? = 30°. Do not use a calculator.g(?) = cos ?Find g(2?).
A. 
B. 
C. 1
D. 
Answer: B
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Solve the system of equations by Gaussian elimination. If there is an unlimited number of solutions, find two of them.x - y + 3z = -2 -x + y - 3z = 4
A. x = 3, y = 2, z = 0 B. x = 0, y = 2, z = 0 C. Inconsistent D. x = 0, y = 0, z = 2
Find the future value of the ordinary annuity rounded to the nearest cent.
If Bob deposits $5000 at the end of each year for 13 years in an account paying 6% interest compounded annually, find the amount he will have on deposit.
A. $89,410.69 B. $84,349.71 C. $105,075.33 D. $94,410.00
Multiply.-3 ? 11
A. -44 B. 30 C. -30 D. -33
Write the quadratic equation in standard form. Determine the values of a, b, and c.9x2 - 3x = 0
A. -3x + 9x2 = 0 a = -3, b = 9, c = 0 B. 9x2 - 3x = 0 a = 9, b = -3, c = 0 C. 9x2 - 3x = 0 a = 9, b = 0, c = -3 D. 9x2 = 3x a = 9, b = 3, c = 0