Simplify the expression. Write the answer using positive exponents.(r-7t)-2
A. - 
B. - r14 t2
C. r14t
D. 
Answer: D
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Determine whether the relation is also a function.{(-8, -7), (-8, 9), (1, -6), (5, -4), (7, 5)}
A. yes B. no
The population of the Earth is approximately 7 billion people and is growing at an annual rate of 2%. Assuming a Malthusian growth model, by what factor will the current population of the Earth increase in 50 years? Round to the nearest hundredths. ?
A. 19.03 B. 2.00 C. 7.00 D. 2.72 E. 7.72
For the given figure, find the ratio of the length of the longest side to the length of the shortest side. Write the ratio as a fraction in lowest terms.
A = 10
meters D = 4 meters B = 6
meters E = 2
metersC = 5
meters
A. 
B. 
C. 
D. 
Divide f(x) by d(x), and write a summary statement in the form indicated.f(x) = x4 - 3x3 + 2x2 - 3x + 1; d(x) = x2 + 1 (Write answer in fraction form)
A. 
= (x2 + 3x + 1)
B. 
= (x2 + 3x + 1) + 
C. 
= (x2 - 3x + 1)
D. 
= (x2 - 3x + 1) + 