Find determinant for a matrix with x on the diagonal and -1 at the end of row 1 and -1 at first of the last row other elemnts are zero x can also be zero

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

What is the area of the triangle 10 13 12

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m