Determine if the given set of whole numbers is closed under multiplication.{0, 1, 3, 4, 5, . . . } (that is, the whole numbers except for 2)
A. Not closed
B. Closed
Answer: B
Mathematics
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Write the whole number in standard form.Forty-four thousand, five hundred eight
A. 4458 B. 440,508 C. 44,508 D. 44,580
Mathematics
Find the difference.c + d, for c = -3 and d = -2
A. -5 B. 5 C. 1 D. -1
Mathematics
Write the first four terms of the sequence.an = (-1)n(n + 7)
A. a1 = -8, a2 = -18, a3 = -30, a4 = -44 B. a1 = -8, a2 = -9, a3 = -10, a4 = -11 C. a1 = -8, a2 = 9, a3 = -10, a4 = 11 D. a1 = 8, a2 = 9, a3 = 10, a4 = 11
Mathematics
Solve the equation for the specified variable.P = 
for r
A. r = 
B. r = 
C. r = 
D. r = P - tA
Mathematics