Factor the trinomial completely.4y2 - 4xy +x2
A. (x - 2y)(x + 2y)
B. (x + 2y)2
C. (x - 2y)2
D. prime
Answer: C
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Use the equation to identify the slope and the y-intercept of the graph.5x + 7y = 38
A. m = - 
; (0, 
)
B. m = -1
; (0, 
)
C. m = 
; (0, 
)
D. m = 1
; (0, 
)
Give the x-intercepts and y-intercepts of the graph.
A. x-intercepts: -1, 1; y-intercept: -1 B. x-intercept: 1; y-intercepts: -1, 1 C. x-intercept: -1; y-intercepts: 1 D. x-intercept: 1; y-intercepts: -1
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.log280 - log25
A. log280 1/5 B. log275 C. log2400 D. 4
Find the x-intercepts of the graph of each equation.y = 7x2 - 55x - 8
A. 
, 
B. 
, (8, 0)
C. 
, (7, 0)
D. (-7, 0), (8, 0)