Sep 17, 2022 · How should I simplify expressions involving trig functions? Our teacher gave us a homework which requires me to simplify some expressions involving trigonometric functions …

Jan 28, 2024 · How do I improve at simplifying trig expressions? I feel like I just randomly use trig identities until something works. How do I know what direction to go and which identities are …

Mar 11, 2020 · However, you can use the calculator to verify that the answer it gave you is the same as the answer desired with by entering ` [Expression A] = [Expression B]` which will print …

Nov 17, 2018 · sin 2 (x) + cos 2 (x) = 1 cos 2 (x) = 1-sin 2 (x) multiply both sides by negative one and what do you get? Generally if you see 1s and sin 2 or cos 2 together, you want to look for …

May 10, 2013 · Simplifying Trigonometric Expressions. As the title states, in my pre-calc class we are discussing simplifying trig expressions and verifying equality. We do this using …

Hello, this is my 3rd year teaching PreCal and have wondered in the past, do other PreCal teachers cover Simplifying Trig Expressions or Proving Trig Expressions first, if you teach …

Mar 15, 2019 · This attitude is especially unfortunate for the topic we’re on right now because simplifying trig expressions can look like a lot of steps to students who are just being exposed …

Jul 18, 2023 · I'm struggling on simplifying ones in fractions, wondering if those will even be on the exam?

Apr 10, 2024 · So im in a trig (PreCalc.) class, and for the past two sections I’ve been doing well. However this section starts off with simplifying and verifying trig expressions.

Jun 25, 2023 · Question: Multiply and simplify: (1-cot x)2 I was able to multiply to get: 1-2cotx + cot2x But am stuck on how to simplify further in terms of sine…