Solve x2 − 8x + 15 < 0. Recall that the quadratic factors as:

(x − 3)(x − 5) < 0

Therefore, the intervals that must be tested are
x < 3, 3 < x < 5 and x > 5.

The solution set for the quadratic inequality is:

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g