# Posts by purpletree

Total # Posts: 13

**Math-18**

x(5x-28)=-15

*April 4, 2009*

**Math-14**

Find three consecutive integers such that the square of the sum of the smaller two is 144 more than the square of the largest.

*April 4, 2009*

**Quadratic Equations**

Thanks for the help. :)

*March 29, 2009*

**Quadratic Equations**

The height of an object dropped from a 100-ft-tall building is given by h=-16t squared + 100. When will the object hit the ground? (Please provide steps/explanation to solve this problem.)

*March 29, 2009*

**Quadratic Equations**

Thanks for the help. :)

*March 29, 2009*

**Quadratic Equations**

The height of an object projected upward from ground level is given by h=-16t squared + 128t. When will the object be 240 feet above the ground? (Please provide steps/explanation to solve this problem.)

*March 29, 2009*

**Quadratic Equations**

Thanks for the help. :)

*March 29, 2009*

**Quadratic Equations**

The longer leg of a right triangle is 3 ft longer than three times the shorter leg. The hypotenuse is 3 ft shorter than four times the shorter leg. Find the lengths of the three sides of the right triangle. (Please provide steps/explanation to solve this problem.)

*March 29, 2009*

**Quadratic Equations**

Thanks for the help. :)

*March 29, 2009*

**Quadratic Equations**

The height of a triangle is 1 in. more than twice the base. Find the base and the height if the area of the triangle is 52-1/2 sq in. (Please provide steps/explanation to solve this problem.)

*March 29, 2009*

**Quadratic Equations**

The length of a rectangle is 5 ft more than the width. If the area of the rectangle is 36 sq. ft what are the dimensions of the rectangle? (Please provide steps/explanation to solve this problem.)

*March 29, 2009*

**Quadratic Equations**

Thanks for the help. :)

*March 29, 2009*

**Quadratic Equations**

Find two consecutive integers, the sum of whose squares is 1 more than twelve times the larger. (Please provide the steps/explanation for solving this problem)

*March 29, 2009*

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