Question

evaluate sin 90/cos45+1/cosec30
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Answer 1

Answer:

√2+1/2

Step-by-step explanation:

sin90/cos45 + 1/cosec30

= 1/(1/√2) + 1/2

= √2+ 1/2

hope this will helps you.......

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Answer 2

Step-by-step explanation:

(sin 90°/cos45°)+(1/cosec 30°)

=(1/1/√2)+(1/2).

[sin90°=1,cos 45°=1/√2,cosec 30°=2]

=√2+1/2=(2√2+1)/2. (answer)

hope you got it.