Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 - 8x
A. 16; (x + 4)2
B. 16; (x - 4)2
C. 16; (x - 4)(x + 4)
D. prime
Answer: B
Mathematics
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Plot the point having the given polar coordinates.
A. 
B. 
C. 
D. 
Mathematics
Round to the indicated place value.Round to the nearest thousandth: 1.6282
A. 1.628 B. 1.63 C. 1.62 D. 1.629
Mathematics
Describe the transformation required to obtain the graph of the given function from the basic trigonometric graph.y = 4 cot ?x
A. Vertical translation down 4 units and horizontal translation to the left ? units
B. Vertical translation up 4 units and horizontal translation to the right ? units
C. Vertical stretch by a factor of 4 and a horizontal shrink by a factor of 
D. Vertical stretch by a factor of 
and a horizontal shrink by a factor of 4
Mathematics
Graph the equation.7x - 6 = 36
A. 
B. 
C. 
D. 
Mathematics