Use the discriminant to determine whether the equation has two rational solutions, one rational solution, two irrational solutions, or two nonreal complex solutions. Do not actually solve.t2 + 6t + 9 = 0

A. One rational solution
B. Two nonreal complex solutions
C. Two rational solutions
D. Two irrational solutions


Answer: A

Mathematics

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Evaluate the function for the indicated input and interpret the result.The table lists the number of persons voting in an election by election year and sex, for a small community. Let this table be a partial numerical representation of a function f, where   computes the number of persons who voted in the year x whose sex is y. Evaluate  Interpret the result.

A. f (1992, Male) - f (1992, Female) = 170 In the year 1992, 170 more men voted than women. B. f (1992, Male) - f (1992, Female) = -170 In the year 1992, 208 more women voted than had previously voted in 1988. C. f (1992, Male) - f (1992, Female) = 161 In the year 1992, 161 more men voted than women. D. f (1992, Male) - f (1992, Female) = 208 In the year 1992, 208 more men voted than women.

Mathematics

Subtract. 8598 - 1534

A. 8064 B. 6996 C. 7064 D. 7056

Mathematics

Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(6, -6)

A.
B.
C.
D.

Mathematics

Solve the system algebraically.y = x3 - x2y = 3x2

A. (0, 0) and (4, 48) B. (4, 48) C. (0, 0) and (4, 64) D. (0, 0) and (2, 12)

Mathematics