Solve the problem.At the start of a chemistry experiment, Sarah measured the temperature of a liquid to be 
At the end of the experiment, it had risen 
What was the liquid's temperature at the end of the experiment?
A. -60° C
B. -22° C
C. 60° C
D. 22° C
Answer: D
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Find the linear approximating polynomial for the function centered at a.f(x) = 3x2 - 5x + 3, a = -2
A. L(x) = -7x + 15 B. L(x) = -17x - 9 C. L(x) = -17x + 15 D. L(x) = -7x - 9
Factor the sum or difference of two cubes.216p3 + 1
A. (6p + 1)(36p2 + 1) B. (6p + 1)(36p2 - 6p - 1) C. (6p + 1)(36p2 - 6p + 1) D. (6p + 1)(36p2 + 6p + 1)
Solve the problem.How long will it take a sample of radioactive substance to decay to half of its original amount, if it decays according to the function A(t) = 550e-0.065t, where t is the time in years? Round to the nearest hundredth year.
A. 35.75 years B. 10.66 years C. 97.08 years D. 107.74 years
Trends in the broader society that influence an industry and the firms in it are known as
A. the general environment B. the competitive environment C. the industry environment D. the external environment