Estimate the answer by rounding as indicated.Estimate by rounding to the leftmost digit.120 ? 4837
A. 400,000
B. 100,000
C. 500,000
D. 800,000
Answer: C
Mathematics
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Factor completely. If the polynomial is prime, state so.z2 - 81
A. (z + 9)(z - 9) B. (x - 9)2 C. prime D. (x + 9)2
Mathematics
Use factoring to find the zeros of the quadratic function. List the x-intercepts of the graph of the function.g(x) = 25x2 - 1
A. x = - 
B. x = 
, x = - 
C. x = 
D. x = 
, x = 0
Mathematics
Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a12 when a1 = -4, r = 2.
A. 18 B. -8,188 C. -16,384 D. -8,192
Mathematics
Five hundred people have purchased raffle tickets.
What is the probability that he or she will not win the first prize? a. 0.029 b. 0.998 c. 0.971 d 0.002
Mathematics