Solve the problem.A plant population experiences seasonal growth. At time t, the population, f(t), is modeled by f(t) = 600e1.4sin(t) .Find the maximum and minimum values of f(t) and the values of t where they occur.
A. Maximum: 600 when t = + 2?n, where n is any integer
Minimum: -600 when t = + 2?n
B. Maximum: 2433 when t = + 2?n, where n is any integer
Minimum: 148 when t = + 2?n
C. Maximum: 2433 when t = 2?n, where n is any integer
Minimum: 148 when t = ? + 2?n
D. Maximum: 1615 when t = + 2?n, where n is any integer
Minimum: 223 when t = + 2?n
Answer: B
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A. 32
B.
C. -
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A.
B.
C.
D.
Solve and check. Use the square root principle to eliminate the square.(2m - 3)2 = -121
A. 8, -14
B. 14, -8
C.
D. 4, -7
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(2x + 7y)(3x - 4y)
A. 6x2 + 13xy + 13y2 B. 6x2 - 8xy - 28y2 C. 6x2 + 13xy - 28y2 D. 6x2 + 21xy - 28y2