Find only the rational zeros.f(x) = x5 - 8x4 + 17x3 + 12x2 - 84x + 80
A. -4, 2, -2
B. 4, 2, 3
C. 4, 2, -2
D. No rational zeros
Answer: C
Mathematics
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Subtract.-4 - (-12)
A. -4 B. -16 C. -8 D. 8
Mathematics
Solve the problem.Two bacteria are placed in a petri dish. The population will double every day. The formula for the number of bacteria in the dish on day t is N(t) = 2(2)t, where t is the number of days after the two bacteria are placed in the dish. How many bacteria are in the dish five days after the two bacteria are placed in the dish?
A. 9 B. 64 C. 50 D. 20
Mathematics
Find the sum of the sequence.
A. 
B. - 
C. - 
D. 
Mathematics
Add.(-9x7 - x4y3 + x3y4 + 3y7) + (18x7 - x4y3 - 3x2y5 + 4xy6 - 2y7)
A. 9x7 + 2x4y3 + x3y4 + 3x2y5 - 4xy6 - y7 B. 9x7 + x3y4 - 3x2y5 + 4xy6 - y7 C. 9x7 - 2x4y3 + x3y4 + y7 D. 9x7 - 2x4y3 + x3y4 - 3x2y5 + 4xy6 + y7
Mathematics