Factor by grouping.18x2 + 15xy + 12xy + 10y2
A. (3x + 2)(6x + 5)
B. (3x + 2y)(6x + 5y)
C. (18x + 2y)(x + 5y)
D. (3x - 2y)(6x + 5y)
Answer: B
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Round to the nearest tenth.0.42
A. 0 B. 0.4 C. 0.5 D. 0.3
Provide an appropriate response. Why is a least common denominator so important in adding fractions?
What will be an ideal response?
Write an equation that expresses the relationship. Use k as the constant of variation.d varies jointly as s and h.
A. d = 
B. d = kskh
C. d = 
D. d = ksh
The graph of an exponential function f is given, along with coordinates for three points. Sketch the graph of f-1 by hand, giving coordinates of three points on its graph. State the equation of its vertical asymptote.
A. 
points: 
, (1, 0), (5, -1)
The asymptote is x = 0.
B. 
points: (0, -1), (1, -5), 
The asymptote is y = 0.
C. 
points: (-1, 5), (0, 1), 
The asymptote is y = 0.
D. 
points: 
, (1, 0), (5, 1)
The asymptote is x = 0.