Add the polynomials.(8y5 - 9y4) + (9y5 + 5y4)
A. 17y10 - 4y8
B. 17y5 - 4y4
C. 13y18
D. 13y9
Answer: B
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Solve the problem.In a recent year, the per capita debt of state X was about $4 thousand. If the total debt of the state was approximately $36 billion, estimate the population of the state.
A. approximately 10 million B. approximately 8 million C. approximately 9 million D. approximately 36 thousand
Use a CAS to solve the differential equation. Round your answers to the nearest ten-thousandth.4y'' + y' + 5y = 0, y(0) = 0, y'(0) = 2
A. y = 1.8001e-0.1250xsin 1.111024x B. y = 0.9001 sin 1.111024x C. y = 0.9001e-0.1250xsin 1.111024x D. y = 1.8001 cos 2.222049x
Find the term indicated in the expansion.(x - 3y)8; 7th term
A. 20,412x6y2 B. -6804x6y2 C. 20,412x2y6 D. -6804x2y7
Multiply. Simplify, if necessary.
? 
A. 
B. 
C. 
D. 