Find the first term a1 and the common difference d of the arithmetic sequence.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
Answer: A
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A. 4.23 yr B. 42.25 yr C. 115.38 yr D. 0.42 yr
Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.ln e
A. e
B. 36
C. 
D. 6
Evaluate the expression for the given values of the variables.(x + 4y)2 for x = 3, and y = 3
A. 15 B. 30 C. 49 D. 225
Roll a pair of dice 100 times. Keep a record of the resulting sums. Based on your experiment, find P(six). Please, give the answer to four decimal places. Check your answer by calculating the probability theoretically. ? P(six) = __________
Fill in the blank(s) with the appropriate word(s).