Multiply.(8x + 7y)(8x - 7y)
A. 64x2 - 112xy - 49y2
B. 64x2 - 49y2
C. 64x2 + 112xy - 49y2
D. 64x2 + 49y2
Answer: B
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Two denominators are given. Find the LCD.7m, 28m
A. 33m B. 32m C. 25m D. 29m E. 27m F. 28m
Determine the validity of the argument.Not all cars are considered sporty.Not all cars are safe at high speeds.Therefore sports cars are safe at high speeds.
A. Not valid B. Valid
The vectors u, v, and w are drawn below. Sketch the given vector. 
u + v
A. 
B. 
C. 
D. 
Graph. State the domain, range, and vertical asymptote of the function.f(x) = ln(x + 4) + 4
A. Domain: (4, ?), range: (-?, ?)
Vertical asymptote: x = 4
B. Domain: (- 4, ?), range: (-?, ?)
Vertical asymptote: x = - 4
C. Domain: (4, ?), range: (-?, ?)
Vertical asymptote: x = 4
D. Domain: (- 4, ?), range: (-?, ?)
Vertical asymptote: x = - 4