can you prove this i want to know
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Answered by
1
Answer:
Step-by-step explanation:
LHS =Sec⁴A-sec²A
=(1+tan²A)²-(1+tan²A)
=(1+2tan²+tan⁴A)-1-tan²A
= 1-1+2tan²-tan²A+tan⁴A
= tan²A+tan⁴A
= Tan⁴A+tan²A
=Rhs
Answered by
0
Step-by-step explanation:
sec⁴A-sec²A=tan⁴+tan²A
taking LHS
applying sec2a =1-tans²snow
sec⁴as (sec²)²now u turbot prove it from now
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