In the adjoining figure determine: sin alpha + sin beta
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by SK mathematics sir
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sivakeerthu06pajznn:
thnk u sir first of all find x value by using Pythagoras theorem method
kk
ok sir
after that what sir
not understand wic after
yes
wats ur asking sir i can't understand
can you able to understand that explanation or not
sorry! sir you have helped me thank you
yes sir i can understand
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Answer:Here in this question we do not require to apply a complex method of Pythagoras theory and then solving the quadratic equation thus formed it can be done simply as follows----
Sinα=X/√13
Sinβ=5-x/√13
Sinα+sinβ=x/√13+5-x/√13
=x+5-x/√13
=5/√13 Answer.u
Step-by-step explanation:
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