Multiply using the rule for the product of the sum and difference of two terms. Assume any variable exponents represent whole numbers.(x + 12)(x - 12)
A. x2 - 144
B. x2 - 24x - 144
C. x2 - 24
D. x2 + 24x - 144
Answer: A
Mathematics
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Multiply.(-2.4u2)(-17.4u4)
A. 41.76u6 B. 19.8u12 C. -19.8u8 D. -15u6
Mathematics
Solve the problem.Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the prize for the one winning ticket is to be $500. What are your expected winnings?
A. -$0.50 B. -$1.00 C. -$0.40 D. $0.00
Mathematics
For the compound inequality, give the solution set in both interval and graph forms.x - 2 > 2 or x + 3 < 1
A. (-?, -2) ? (4, ?)
B. (-2, ?)
C. (-?, 2) ? (4, ?)
D. (-?, 4)
Mathematics
Simplify the complex rational expression using either Method I or Method II.
A. 
B. 
C. 
D. 
Mathematics