Two people are selected from a group of 5 children, 15 women, and 20 men. Find the probability one is a man and one is a woman.
What will be an ideal response?
Mathematics
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Factor the perfect square trinomial completely.72x2 + 120xy + 50y2
A. 2(6x - 5y)2 B. prime C. 2(6x + 5y)(6x - 5y) D. 2(6x + 5y)2
Mathematics
Find the first partial derivatives of the function.
?
?
A. 
B. ?
C. ?
D. ?
Mathematics
Solve the problem.The length of each side of a square is multiplied by two and decreased by three. The area of the square is 169. Find the length of each side.
A. - 8, 8 B. 5 C. ? D. 8
Mathematics
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. ARMS B. ALAS C. ABLE D. ACTS
Mathematics