EDC=42,EDW=x^2, and WDC=4x+10. Find all possible measures of EDW

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9