Graphing calculators first came into existence in the 1980s. Today, you can now enjoy the same features and functionalities by simply using an online math problem solver. Many web-based graphing calculators allow students to graph complex equations in a single click. More impressively, however, yo...
Step 1: Assign δ and ε to your x-value and your function, setting them up as inequalities: 0 < |x – 3| < δ |(2x + 4)-10| < ε Step 2: Find a value for δ (in this example, δ is |x-3|) in terms of ε. Start with the ε portion from step 1: |(2x + 4) ...