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Jocob simplified the problem, (4a)^3 and got answer of 4a^3. Roberta did the same problem and got answer 64a^3,who is correct, explain in a? The probability experiment consists of rolling a fair 12-sided die, find probability of event bellow rolling 6? A. Given dy/dt=−4y and y(2)=400. Find y(7)
B. radium has a half-life of 1599 years. What percent of a given amount remains after 500 years? Find a polynomial P(x) with real coefficients having a degree 6, leading coefficient 2, and zeros 4, 0 (multiplicity 3), and 3−3i.? A water quality index of 4 has more biodiversity present in it than an index of 1.5? true or false?