Calculate the discriminant to determine the number of real roots.

y = x2 – 6x + 9.

how many real roots does the equation have?
(points : 5)
one real root
two real roots
no real roots
no solution to the equation

Amap of the united states has a scale of 1 inches = 300 miles. the distance on the map from boise, idaho, to phoenix, arizona, is about 2 1/2 inches. what is the actual distance from boise to phoenix?

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s