Add, subtract, or multiply, as indicated. Express your answer as a single polynomial in standard form.(6x2 + 5x + 9) + (4x2 + 6x + 9)
A. 10x2 + 11x + 18
B. 10x2 - 11x + 18
C. 10x2 + 11x - 18
D. 13x2 + 12x + 14
Answer: A
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Solve the problem.Which fairness criterion may be violated by any of the voting methods?
A. majority criterion B. monotonicity criterion C. irrelevant alternatives criterion D. head-to-head criterion
Factor out the greatest common factor. Be sure that the coefficient of the term of highest degree is positive.x(y + 4) + 2(y +4)
A. (xy + 4x) + (2y + 8) B. 2x(y +4) C. 4y(x + 2) D. (y +4)(x + 2)
Subtract.5698 - 2344
A. 3346 B. 5354 C. 3266 D. 3354
Solve the problem.The population of the country where Ken lives is 1
times the population of the country where he was born. The population of the country where he lives is approximately 48.0 million. What is the approximate population of the country where he was born?
A. 31.0 million B. 33.5 million C. 30.5 million D. 32.0 million