Activity Solve the equation of the variables you find in ea
following equations.
a
1. Solve for a: 3a = -4.2

The product of (7x-2) and (20-3x)/4. when x=4

Let f(x) = 1/x^2 (a) use the definition of the derivatve to find f'(x). (b) find the equation of the tangent line at x=2

Solve this system of equations: y=x2-3x + 12 y=-2x+14 4. substitute the values of x, -1 and 2, into either origina equation to solve for the values of y. what are the solutions of the system of equations?