The amount A, in grams, of a radioactive substance remaining after t years is given by 
.
What is the limiting value for the amount of the radioactive substance?
A. About 0.58 grams
B. About 12.00 grams
C. About 12.58 grams
D. 0 grams
Answer: D
Mathematics
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Provide an appropriate response.Prove that the function f is not one-to-one.f(x) = 
What will be an ideal response?
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Find anand a6 for the following arithmetic sequence.a1 = 42, d = -8
A. an = 42 + 8(n - 1), a6 = 82 B. an = 42 + 8n, a6 = 90 C. an = 42 - 8(n - 1), a6 = 2 D. an = 42 - 8n, a6 = -6
Mathematics
Determine whether the triangles in the given pair are congruent. If so, state the property that shows the triangles are congruent.
A. congruent; ASA B. congruent; SSS C. not congruent D. congruent; AAS
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Find an equation in slope-intercept form of the line that passes through the given point and has slope m.(0, 4); m = 
A. y = 4x + 
B. y = 
x + 4
C. y = 4x - 
D. y = 
x - 4
Mathematics