Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.2 - 6x2 = 2x + 1
A. One real solution
B. Two different real-number solutions
C. Two different imaginary-number solutions
Answer: B
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Use the quadratic formula to find any x-intercepts on the graph of the equation.y = 2x2 + 8x + 5
A. 
B. 
C. 
D. 
Expand the expression.log5 
A. (6 log5 x)(5 log5 y) - log5 9 B. 6 log5 x + 5 log5 y + log5 9 C. 6 log5 x + 5 log5 y - log5 9 D. 6 log5 x - 5 log5 y - log5 9
Solve the problem.Let x represent the number of pounds of apples sold at $1.38 per pound, and let y represent the total price paid for the apples. Write an equation for this situation. Then give the ordered pair with an x-value of 2 associated with this equation.
A. y = 1.38x; (2, 2.76) B. y = 1.38 + x; (2, 3.38) C. x = 1.38 + y; (2, 0.62) D. x = 1.38y; (2, 1.45)
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest whole number.A rectangular pyramid with base area 21 m2 and height 2 m
A. 42 m3 B. 12 m3 C. 21 m3 D. 14 m3