if tan0=2,what is the value of sec²0.(0 is theta) write full answer
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Answer:
5
Step-by-step explanation:
given that tanθ =2
squaring on both sides,
tan²θ = 2²
=> tan²θ = 4
we know
1 + tan²θ = sec²θ
=> sec²θ = 1+4 = 5
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