Determine whether or not the first polynomial is a factor of the second.(x + 10); x3 + 7x2 + 8x - 16
A. No
B. Yes
Answer: A
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Determine if the given function y = f(x) is a solution of the accompanying differential equation.Differential equation: y' = e- 4x - 4yInitial condition: y(- 4) = 0Solution candidate: y = (x + 4)e- 4x
A. Yes B. No
Give the genus of the object.The letter T
A. Genus 1 B. Genus 0 C. Genus 2 D. Genus 3 or more
Solve the problem.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. By using linear regression, the following function is obtained: 
where x is number of hours studied and y is score on the test. Use this function to predict the score on the test of a student who studies 13 hours. 
A. 86.8 B. 76.2 C. 86.2 D. 81.2
Answer the question.With the exponential function f(x) = ax, why must a ? 0?
What will be an ideal response?