If cot A -- tan B is equals to zero then show that cotA × cotB = 0 (where A and B are acute angles)
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Step-by-step explanation:
Cot A - tan B=0
So, cotA = tanB...... (1)
Tan B = 1/cotB........ (2)
So from (1) & (2)
Cot A = 1/cotB
Cot A*cotB=1......
By a JEE aspirant........
mohit26102002pdrif1:
How cot A = tan B
As asked in question.... If 5-5=0.......then 5=5...... If A - B=0.... Then A=B..... Still have doubts... You can ask.....
No thanks
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