Find the product. Use the FOIL method.(x + 4y)(-4x + 4y)
A. -4x2 - 12xy + 16y2
B. -4x2 - 12xy - 12y2
C. x2 - 12xy - 12y2
D. x2 - 12xy + 16y2
Answer: A
Mathematics
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Find the limit, if it exists.
A. 0 B. 30 C. Does not exist D. 15
Mathematics
Factor out the GCF from the polynomial.14a(a - b) + (a - b)
A. (14a2 + 14b) + (a - b) B. 15a(a - b) C. (a - b)(14a + 1) D. 14a(a - b)
Mathematics
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = 2x8 + 3x6 + 3x4 + 2x2 + 5
A. 0 positive; 0 negative B. 0 positive; 0 or 2 negative C. 0 or 2 positive; 0 negative D. 4 positive; 0 negative
Mathematics
Name the quadrant, if any, in which the point is located.(0, -5)
A. II B. III C. IV D. None
Mathematics