Solve the equation by completing the square.49g2 + 42g - 40 = 0
A. - 
, - 
B. - 
, 
C. 
, - 
D. 
, - 
Answer: D
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Find an equation for the line tangent to the curve at the point defined by the given value of t.x = 5 sin t, y = 5 cos t, t = 
A. y = x - 5
B. y = - x + 5
C. y = 5
x + 1
D. y = 5x + 5
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Find the probability. Round to the nearest ten-thousandth when necessary.A coin is biased to show 43% heads and 57% tails. The coin is tossed twice. What is the probability that the coin turns up heads on the second toss?
A. 0.1849 B. 0.57 C. 0.2451 D. 0.43
Find the function with the given derivative whose graph passes through the point P.g'(x) =
+ 2x , P(-4, 4)
A. g(x) = 
+ x2 - 
B. g(x) = - 
- x2 - 
C. g(x) = - 
+ x2 - 
D. g(x) = 
+ x2 + 