Use the multiplication principle to solve the problem.How many different sequences of 4 digits are possible if the first digit must be 
and if the sequence may not end in 000? Repetition of digits is allowed.
A. 2000
B. 1512
C. 2997
D. 2999
Answer: C
Mathematics
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Solve the problem.Find the sum of the series 
by expressing 
as a geometric series, differentiating both sides of the resulting equation with respect to x, and replacing x by 
.
A. 
B. 
C. 
D. 
Mathematics
Determine whether the expression is a polynomial.8x - 5
A. Polynomial B. Not a polynomial
Mathematics
Determine whether the relation is or is not a function.Domain Range 
A. Function B. Not a function
Mathematics
Write the English phrase as an algebraic expression. Let the variable x represent the number.24 decreased by a number
A. x - 24
B. 24 - x
C. 
D. 24 + x
Mathematics