Which expression represents a perfect square monomial and it’s square roots? Check all that apply

The graph of the quadratic function shown on the left is y = –0.7(x + 3)(x – 4). the roots, or zeros, of the function are . determine the solutions to the related equation 0 = –0.7(x + 3)(x – 4). the solutions to the equation are x =

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction