Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.n2 + n + 1 is prime.
A. 5
B. 4
C. 2
D. 3
Answer: B
Mathematics
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Evaluate the improper integral or state that it is divergent. 
A. -36 B. 0 C. - 18 D. 18
Mathematics
Find each product.(5r - 3)(5r + 3)
A. 25r2 - 9 B. 25 + 30r - 9r2 C. 25r2 - 30r - 9r2 D. 5r2 - 9
Mathematics
Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = u2, u = 3x - 4
A. 18x - 24 B. 24x - 12 C. 9x - 12 D. 18x
Mathematics
Write the sentence as an equation. Let the variable x represent the number.Five times a number is equal to 30 decreased by the number.
A. 5 + x = 30 - x B. 5x = 30 + x C. 5x = 30 - x D. 5x = x - 30
Mathematics