Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation.x2 - 2x - 3 = 0
A. repeated real solution
B. two unequal real solutions
C. no real solution
Answer: B
You might also like to view...
Find the surface area of the surface S.S is the portion of the surface 
that lies above the rectangle 
and 
in the x-y plane.
A. 4[4 + ln 3]
B. 
[4 + ln 3]
C. 
[4 + ln 3]
D. 
[4 + ln 3]
Solve the problem.Julie and Eric row their boat (at a constant speed) 24 miles downstream for 4 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 6 hours. Find the rate of the current.
A. 0.5 mph B. 1 mph C. 5 mph D. 2 mph
Sketch the vector field in the plane along with its horizontal and vertical components at a representative assortment of points on the circle x2 + y2 = 4.F = - 
i - 
j
What will be an ideal response?
Solve.A baseball manager has 11 players of the same ability. How many 9-player starting lineups can he create?
A. 362,880 B. 99 C. 55 D. 19,958,400