What I don’t understand that what subject is this????
Step-by-step explanation:
sec⁴A + tan⁴A = 1 + (2tan²A/cos²A)
LHS = sec⁴A + tan⁴A
= (sec²A)² + (tan²A)² {using formula of a²+b²)
= (sec²A-tan²A) + 2tan²A.sec²A
= 1 + {2tan²A.(1/cos²A)}
= 1 + (2tan²A/cos²A)
Answer:
you subtract then you add on how much money you get know
Step-by-step explanation:
hope that helps
This is a simultaneous equation!
I’ll write the answer out and send it in a minute x
Answer:
0 degree
Step-by-step explanation:
you know all the time the answer of the probality is 0 rarely any other dijit
