Buktikan persamaan dari (1 – sin²α) (1 + tan² α) = 1

By Admin ReiPosted on December 12, 2022

Buktikan persamaan dari (1 – sin²α) (1 + tan² α) = 1

$(1 - { sin }^{2} alpha )(1 + { tan}^{2} alpha ) \ = ( { cos }^{2} alpha )( { sec }^{2} alpha ) \ = ( { cos }^{2} alpha )( frac{1}{ { cos }^{2} alpha } ) \ = 1$