8. Which dimensions of a box give the biggest volume? a. 15cm x 5cm x 4cm
b. 6cm x 5cm x 7cm
c. 12cm x 8cm x 3cm
d. 6cm x 8cm x 7cm.
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Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?