$5,000 is invested in two different accounts yielding 3% and 3.5% interest. the interest earned on the two accounts is $155.
how much money was invested at 3% interest?
$1,000
$3,000
$4,000

The graph of the function f(x) = (x + 2)(x + 6) is shown below. which statement about the function is true? the function is positive for all real values of x where x > –4. the function is negative for all real values of x where –6 < x < –2. the function is positive for all real values of x where x < –6 or x > –3. the function is negative for all real values of x where x < –2.