sine B = 1/ root2, find value of tan B + cot B
1
2
root3 + 1/root3
1/4
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Step-by-step explanation:
tanB + cotB
=sinB/cosB + cosB/sinB
=(sin^2B + cos^2B)/sinBcosB
=1/sinBcosB
we know that sin2B = 2sinBcosB
=> sinBcosB=sin2B/2
= 2/sin2B
angle B will be 45 degree because sin45= 1/√2
= 2/sin90
=2/1
=2
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