Solve and show work. 1. x^2 + 3x - 4 = 0

2. 2x^2 - 4x - 3 = 0

3. x(x - 2) = 4

4. 9x^2 + 12x + 4 = 0

5. x^2 + 2x = 1

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?