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what is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = x2 − 4x + 5, and what does it mean about the number of real solutions the equation has?

a)the discriminant is −4, so the equation has 2 real solutions.
b)the discriminant is −4, so the equation has no real solutions.
c)the discriminant is 35, so the equation has 2 real solutions.
d)the discriminant is 35, so the equation has no real solutions.

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

The graph shows the distance kerri drives on a trip. what is kerri's speed?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1