Question

prove tan⁴x+tan²x=sec⁴x-sec²x​

Answer 1

Step-by-step explanation:

hope It helped you

fafafafafafaff

Answer 2

Hey! Please mark as brainliest

Answer:

LHS=tan⁴A+tan² RHS=sec²A-sec²A

Step-by-step explanation:

LHS=tan²A(tan²A+1)

as(1+tan²A=sec²A)

LHS= (1-sec²A)(sec²A)

LHS= sec²A-sec⁴A=RHS

Hence, proved.