Factor the difference of two squares.25 - 49x2
A. (5 - 7x)2
B. (5 + 7x)2
C. (5 + 7x)(5 - 7x)
D. prime
Answer: C
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Solve the indicated equation analytically.A generator produces an alternating current according to the equation 
, where t is time in seconds and I is the current in amperes. What is the smallest time t such that I = 36 A?
A. 
s
B. 
s
C. 
s
D. 
s
Solve the problem using inductive reasoning.Find the next term in the following sequence. T, F, S, E, T, T, F
A. T B. E C. F D. S
Write a system of inequalities whose solution set is the region shown.
A. x ? 0, y ? 0, y ? 
x + 7, y ? 
x + 15
B. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 6
C. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 6
D. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 15
Determine if the vertex of the graph is a maximum point or a minimum point.y = x2 - 2x + 1
A. Maximum B. Minimum