Use calculus, NOT calculators!

Use calculus, NOT calculators! We will use a tangent line approximation and differentials to approximate sqrt(8.7). This is called local linear approximation which is an application of derivatives in calculus 1. Subscribe for more calculus tutorials 👉 0:00 use tangent line approximation for sqrt(8.7) 4:49 use differentials to approximate sqrt(8.7) --------------------------------------------------------- If you find this channel helpful and want to support it, then you can join the channel membership and have your name in the video descriptions: 👉 buy a math shirt or a hoodie (10% off with the code “WELCOME10“): 👉 “Just Calculus“ is dedicated to helping students who are taking precalculus, AP calculus, GCSE, A-Level, year 12 maths, college calculus, or high school calculus. Topics include functions, limits, indeterminate forms, derivatives, and their applications, integration techniques and their applications, separable diff