If f(x)=x/4 -3 and g(x)= 4x^2 +2x-4, find (f+g)(x). A. x^2-12
B. 4x^2 + 9/4x-7 C.4x^2+7/4x-7
D. 4x^2 +9/4x+1

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.