Determine whether the given function is positive or negative for values of t in the specified quadrant. Quadrant II, cos t
A. Positive
B. Negative
Answer: B
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Solve the problem.Find the amount of money in an account after 9 years if $2800 is deposited at 8% annual interest compounded semiannually.
A. $5672.29 B. $5711.68 C. $5597.21 D. $5738.68
Graph the parabola and label the vertex. Find the y-intercept.y = 
x2 - 5
A. vertex (0, 5), y-intercept (0, 5)
B. vertex (0, 5), y-intercept (0, 5)
C. vertex (0, -5), y-intercept (0, -5)
D. vertex (0, -5), y-intercept (0, -5)
Provide an appropriate response.A nut shop packages mixtures of different nuts for sale. From peanuts, cashews and almonds, the owner wants to prepare a mixture which will sell for $4.45 for a 1 pound bag. The cost per pound of these nuts is $1.50, $6.00, and $4.00, respectively. The amount of peanuts is to be three times the amount of almonds. How much of each type of nut will be in the final blend?
What will be an ideal response?
Solve the equation in part (a) graphically, expressing the solution to the nearest hundredth. Then, use the graph to solve the associated inequalities in parts (b) and (c), expressing endpoints to the nearest hundredth.(a) 
= 0; (b) 
> 0; (c) 
< 0
A. (a) {0.86} (b) (0.86, ?) (c) (-?, 0.86) B. (a) {0.25} (b) (0.25, ?) (c) (-?, 0.25) C. (a) {1} (b) (1, ?) (c) (-?, 1) D. (a) {0.40} (b) (0.40, ?) (c) (-?, 0.40)