Find the value of given trigonometric function. Round your answer to four decimal places.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Sketch the surface z = f(x,y).f(x, y) = 
A. 
B. 
C. 
D. 
Provide an appropriate response.A pharmaceutical company manufactures 3 drugs for high blood pressure, A, B, and C, each of which requires a 2-step production process. The production cost of each drug has a materials and labor component. If the matrices S1 and S2 represent the costs per ounce associated with each step, use the matrix operations on a graphing calculator to write a matrix that shows the total cost of the two steps.
S1 = 
; S2 = 
What will be an ideal response?
Solve the following quadratic equation using the quadratic formula. Find the exact answer. If there are no real solutions, so state.(2x - 1)(x + 1) = 6
A. x = 
B. x = 
C. x = 
D. x = 
Write the division problem using two other symbols.
A. 8 × 7 = 56; 
B. 56 ÷ 8 = 7; 
= 7
C. 56 ÷ 7 = 8; 
= 8
D. 
= 56; 8 ÷ 7 = 56