? As you age, what naturally happens to your body's
flexibility?
It decreases.
o It changes in predictable cycles.
0 It increases.
It stays the same.

Suppose that f : rn → rm and that a ∈ k, where k is a connected subset of rn . suppose further that for each x ∈ k there exists a δx > 0 such that f(x) = f(y) for all y ∈ bδx (x). prove that f is constant on k; that is, f(x) = f(a) for all x ∈ k

To a of 4 x hz is 1. 0. mm nm nm

50 points to who answers this question in a clear and simple explanation : to what hight will a mass of weight of 500 n be raised in 20 seconds by a motor using 4kw of power?