Is the scalar valued function f(x)=(x^2-1)/(x+1) continuous?

Q: Let f(x)= (x+2)/(x+7) f^-1 (-2)=?

Q: --1/0 -1 -1 1,0

Q: Find the point on the graph of z = f(x,y) =x+ y closest to the point (2,2,7). You must show a…

Q: Consider the function g∶Z⟶Z defined by g(n)=n^2+1. Find g(1) and g({1}). Then find g^(-1) (1),g^(-1)…

Q: Let f(x) = (x – 8)² + 4, æ > 8. Determine f-'(x). f-'(x) = ||

Q: Let f(x)=(2^x-2^-x)/2 and g(x)=(2^x+2^-x)/2.  Compute f^2-g^2.

Q: let f(x) = ax+b divided by cx+d.   What conditions on a,b,c, and d guarantee that f^-1 exists?…

Q: Let f(x)=-2x/x-1, find f^-1(x)

Q: let f(x)= X4+1 a find f'() + simplity

Q: Determine whether the pairs of the functions are linearly inde- pendent or linearly dependent on the…

Q: Find two positive numbers so that the sum of the first and twice the second is 100 and the product…

Q: Let f(x) = ∥x∥. Find out its conjugate function f ⋆ and prove your conclusion.

Q: (q) f(x) = sin(sin(sin(x)))

Q: let H(x)(1+x^2)^3. find f and g such that f(g(x))=H(x)

Q: f(x) = x+3/x-3 concave upward       concave downward

Q: Let f(x) = (3x + 7)(3x² + 2)8. Compute f'(x).