Use the discriminant to find what type of solutions (two rational, two irrational, one rational, or two nonreal complex) each of the following equations has. Do not solve the equation.x2 + 6x + 9 = 0
A. two rational solutions
B. one rational solution
C. two irrational solutions
D. two nonreal complex solutions
Answer: B
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In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.a = 5 yd, b = 5 yd
A. c ? 7.1 yd B. c ? 3.2 yd C. c ? 5.1 yd D. c = 5 yd
Decide whether the statement is true or false.There is more than one fraction equivalent to 0.
A. True B. False
Solve the problem.
Sandra deposits $3000 at the beginning of each semiannual period for 13 years at 6% interest compounded semiannually. Find the amount she will have on deposit.
A. $106,377.79 B. $60,045.20 C. $112,659.13 D. $119,128.89
Solve the problem.A sushi restaurant charges $8.95 for its lunch buffet and $12.95 for its dinner buffet. In order for the restaurant to turn a profit, its buffets must generate daily revenue of at least $2190. Write an inequality that describes this requirement. Let x represent the number of lunch buffet customers and y represent the number of dinner buffet customers.
A. 8.95x + 12.95y ? 2190 B. 8.95x + 12.95y ? 2190 C. 8.95x + 12.95y = 2190 D. 8.95x + 12.95y ? 2190