Can you please help me with these four problems? State whether it is possible to have a triangle with sides of the given lengths.
1. 10, 4, 2
2. 15, 20, 25
3. 12, 18, 19
4. 34, 30, 7

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

For what values of x is x2 + 2x = 24 true?

Find the perimeter of the figure shown above. a. 18 yds c. 20 yds b. 10 yds d. 24 yds select the best answer from the choices provided