Simplify.
A. z24
B. 2z
C. z6
D. 
Answer: C
Mathematics
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Determine the degree of the polynomial.8m3 - m2 - 4m + 13
A. 6 B. 5 C. 2 D. 3
Mathematics
Estimate the value of 
by using three iterations of Newton’s method to solve the equation 
with initial estimate 
Round your final estimate to four decimal places.
a. 2.2361 b. 2.4134 c. 1.71 d. 1.8532
Mathematics
Solve the problem.A box contains a radioactive substance. The number of kilograms r(t) at time t years is given by the formula 
How long will it take until only one-half kilogram of the radioactive substance is left in the box?
A. 490.44 yr B. 245.22 yr C. 4904.36 yr D. 980.87 yr
Mathematics
Write a slope-intercept equation for a line with the given characteristics.m = 
, passes through (4, 3)
A. y = 
x + 
B. y = - 
x + 
C. y = 
x - 
D. y = 
x - 
Mathematics