Decide whether or not matrix A and matrix B are inverses.A = 
and B = 
A. Yes
B. No
Answer: B
Mathematics
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Rewrite as a radical expression and simplify if possible. Assume all variables represent nonnegative real numbers.(196t6)1/2
A. 14t3
B. 14t6
C. 
D. 14
Mathematics
Perform the matrix operation.
- 
=
A. 
B. 
C. 
D. Not defined
Mathematics
Use the given graph of f(x) = ax2 + bx + c to solve the specified inequality.f(x) ? 0
A. x ? 2 or x ? 5 B. 2 ? x ? 5 C. x ? 2 D. no solution
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. -$0.40 B. $0.00 C. -$1.00 D. -$0.50
Mathematics