Use substitution to determine whether the given ordered pair is a solution of the given equation.(2, 4); y = -2x + 8
A. Yes
B. No
Answer: A
Mathematics
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Provide an appropriate response.Which order of differentiation will calculate fxy faster, x first or y first?f(x, y) = x2y + 
A. y first B. x first
Mathematics
Solve the problem.A marine biologist determines that the size, p, of a population of crabs, after t days can be modeled by the function 
Assuming that this model continues to be accurate, when will this population become extinct? (Round to the nearest day.)
A. 547 days B. 707 days C. 911 days D. 1512 days
Mathematics
Provide an appropriate response.Find f(f-1(1401)) given that f(x) = 
.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the expression for the given values of the variables, if possible.n ? (m - 20)2, for m = 11, n = 7
A. 81 B. 567 C. -63 D. -567
Mathematics