Choosing a four or a black card out of a standard deck of cards is a mutually exclusive or not mutually exlusive?

Factor the polynomial by its greatest common monomial factor.

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.