A. X^2+4x-21 = 0
b. 3x^2 - 8x + 5= 0

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)