Use the discriminant to determine the number and type of solutions for the equation. If the solution(s) are real, state whether they are rational or irrational.t2 + 8t + 16 = 0
A. Two rational solutions
B. Two irrational solutions
C. Two nonreal complex solutions
D. One rational solution
Answer: D
Mathematics
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Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 + 8x + 13
A. Maximum: 0 B. Minimum: -3 C. Minimum: -4 D. Maximum: -3
Mathematics
Solve the problem.A boat moves 9 kilometers upstream in the same amount of time it moves 19 kilometers downstream. If the rate of the current is 5 kilometers per hour, find the rate of the boat in still water.
A. 4
km/hr
B. 17
km/hr
C. 14 km/hr
D. 5 km/hr
Mathematics
Replace the ? with < or >.0.669 ? 0.66900
A. < B. = C. >
Mathematics
Determine whether the equation is a linear equation in two variables.x - 7y = 12.4
A. yes B. no
Mathematics