Without any additional context about what industry/scope... use Excel. All joking aside, pick either one and go with it. Since you are learning there are cor

Without any additional context about what industry/scope... use Excel. All joking aside, pick either one and go with it. Since you are learning there are core concepts/skills that you need to acquire and both tools can help you grow. As an electrical engineer I learned Matlab first, but later i needed to work with Mathematica down the road. My advice, start with the one that costs the least.