Let R = the set of real numbers, N = the set of natural numbers, W = the set of whole numbers, I = the set of integers, 
and H = the set of irrational numbers. Answer the question.Is Q a subset of H?
A. Yes
B. No
Answer: B
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Find the x- and y-intercepts for the equation. Then graph the equation.y = 5x
A. x-intercept: (0, 0), y-intercept: (0, 0)
B. x-intercept: (0, 0), y-intercept: (0, 0)
C. x-intercept: (0, 0), y-intercept: (0, 0)
D. x-intercept: (0, 0), y-intercept: (0, 0)
The position vector of a particle is r(t). Find the requested vector.The velocity at t = 
for r(t) = 2sec2(t)i - 4tan(t)j + 7t2k
A. v
= -8j - 
?k
B. v
= -8j + 
?k
C. v
= 8i - 8j + 
?k
D. v
= 8i + 8j - 
?k
Solve the problem.A geometric progression is a sequence of terms in which each term is r times the preceding term. The sum of the first two terms of such a sequence, where a is the first term, is given by the expression 
. Simplify the expression.
A. a(1 + r) B. a + r C. a(1 - r) D. a(1 + r2)
1 ÄÄÄÄÄÄÄÄ = (10-4)-3
a. 10-1 b. 10-7 c. 107 d. 10-12 e. 1012