Please help! Answer as many as possible!

You so much whoever answers with accuracy •the parent function of the graph of f(x) is the square root function, which was reflected across the x-axis. which of the following is the equation of f(x)?

For which rational expression is -2 an excluded value of x

Use the balanced scale to find the conversion factor that can be used to convert the number of blocks to the weight of the blocks in pounds.