Solve the equation by the method of your choice. Simplify irrational solutions, if possible.(x + 4)(x + 1) = 28
A. {-4, -1}
B. {1, 4}
C. {-3, 8}
D. {-8, 3}
Answer: D
Mathematics
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Find the least common denominator.
and 
A. 405 B. 3 C. 135 D. 42
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Find the exact value, given that sin A = -4/5 with A in quadrant IV, 
with B in quadrant III, and 
with C in quadrant II.sin 2A
A. - 
B. - 
C. 
D. 
Mathematics
Write an equation for a function that has a graph with the given characteristics.The shape of y = x2, but upside-down and vertically stretched by a factor of 8.
A. f(x) = 8(x - 8)x2 B. f(x) = -8x2 C. f(x) = 8x2 D. f(x) = (x - 8)2
Mathematics
Find the limit.
A. Does not exist B. 0 C. 1 D. 19
Mathematics