Factor the polynomial by grouping.20x2 + 8x - 15x - 6
A. (4x + 3)(5x - 2)
B. (20x + 3)(x - 2)
C. (20x - 3)(x + 2)
D. (4x - 3)(5x + 2)
Answer: D
Mathematics
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What will be an ideal response?
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Find the foci of the ellipse whose equation is given.16(x + 2)2 + 9(y - 1)2 = 144
A. foci at (-1, 1 - 
) and (-1, 1 + 
)
B. foci at (1, -2 - 
) and (1, -2 + 
)
C. foci at (-2, 1 - 
) and (-2, 1 + 
)
D. foci at (2, 1 - 
) and (2, 1 + 
)
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Determine if the type of relation is linear, nonlinear, or none.
A. linear B. nonlinear C. none
Mathematics
Find the absolute value.|-21.1|
A. -21.1 B. 42.2 C. 0 D. 21.1
Mathematics