Find (dy)/(dx) using the limit formula. Show all work. f(x) = sqrt(x + 2)

Answer 1

Multiply numerator and denominator by the conjugate of the numerator (√(x + h + 2) + √(x + 2) to get:

The numerator simplifies to "h" then cancel the "h" on top and bottom. Then substitute in h = 0 to get