Find the limit.
cos 
A. 0
B. -1
C. 
D. 1
Answer: D
Mathematics
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Use a protractor and a ruler to draw a quadrilateral with two angles of 120° and 3 congruent sides. Name the shape that you have created.
What will be an ideal response?
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Find the matrix product AB for the partitioned matrices.A = 
, B = 
A. 
B. 
C. 
D. 
Mathematics
Graph the function.y = -
A. 
B. 
C. 
D. 
Mathematics
Find the rate of change.The initial concentration of an enzyme is 5 moles (mol). Twenty seconds into the reaction, only 0.4 mol of the enzyme remains. Find the rate of change of the enzyme in mol/s.
A. 0.23 mol/s B. -4.35 mol/s C. -0.23 mol/s D. 4.35 mol/s
Mathematics