Find the exact value of the expression.sec-1
A. 
B. 
C. - 
D. 
Answer: A
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Find an equation of the tangent line at x = a.y = x3 - 4x - 2; a = 2
A. y = -2 B. y = 6x - 18 C. y = 8x - 18 D. y = 8x - 2
Complete the ordered pairs. Then graph the equation.y = 2x - 4(0, ), ( , 0), (2, )
A. (0, -4), (-2, 0), (2, -8)
B. (0, -4), (2, 0), (2, 0)
C. (0, 4), (-2, 0), (2, 8)
D. (0, -4), (-8, 0), (2, -3)
Solve the problem.When a coin is dropped from a cliff of height 1706 feet, the height h of the coin from the ground (in feet) t seconds after being dropped is given by h = -16t2 + 1706. How high is the coin above the ground 7 seconds after being dropped?
A. 912 ft B. 922 ft C. 956 ft D. 936 ft
Estimate the value of the quantity.The table gives dye concentrations for a cardiac-output determination. The amount of dye injected was 
Plot the data and connect the data points with a smooth curve. Find the area under the curve using rectangles. Use this area to estimate the cardiac output.
Dye concentration (mg/L)
Time (sec)
A. 18.9 L/min B. 9.4 L/min C. 381.6 L/min D. 0.2 L/min