Perform the indicated operations.(6a + 13c)(6a - 13c)
A. 36a2 + 156ac - 169c2
B. 6a2 - 13c2
C. 36a2 - 169c2
D. 36a2 - 156ac - 169c2
Answer: C
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Estimate the value of the quantity.A piece of tissue paper is picked up in gusty wind. The table shows the velocity of the paper at 2 second intervals. Estimate the distance the paper travelled using 
A. 113 ft B. 203 ft C. 206 ft D. 226 ft
Complete the ordered pairs. Then graph the equation.y = x - 7(0, ), ( , 0), (2, )
A. (0, -7), (-7, 0), (2, -9)
B. (0, 7), (-7, 0), (2, 9)
C. (0, -7), (7, 0), (2, -5)
D. (0, 7), (7, 0), (2, 5)
Perform the matrix operation.Let C = 
and D = 
. Find C - 4D.
A. 
B. 
C. 
D. 
The given point lies on the graph of the unit circle and corresponds to a real number t. Find the value of the indicated trigonometric function of t.
Find sec t.
A. 
B. 
C. 
D. 