3.

(08.02 mc) use the method of completing the square to create an equation equivalent to x2+6x=c

x

2

+

6

x

=

c

choose the number and expression that would complete = c +

(x+3)2

(x+6)2

(x+9)2

3

6

9

12

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

With both problems. a. s.a. p directions on photo ^

If f(x) = 4 - x2 and g(x) = 6x, which expression is equivalent to (g-f)(3)? 06-3-(4 + 3)2 06-3-(4-33 6(3) - 4 +32 6(3) -4 -32