Seeing how light energy can excite electrons which can be used to create ATP and NADPH (with oxygen as a byproduct).
Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! 🙂 https://www.patreon.com/patrickjmt !! Half Angle Identities to Evaluate Trigonometric Expressions, Example 1. In this video, I give some half angle identities and show how they can be used to solve some trigonometric equations.