SOLUTION: prove that :
1. 1+sin A/cos A = sec A + tan A
2. 1-(cos^2 A/1+sinA)= sin A
3. cscA-cotA = sinA/1+cosA
4. sec A - tan A = cos A/1+sinA
5. (1+tanA)/(1-tanA) = (cotA+1/cotA-1)
Algebra ->
Trigonometry-basics
-> SOLUTION: prove that :
1. 1+sin A/cos A = sec A + tan A
2. 1-(cos^2 A/1+sinA)= sin A
3. cscA-cotA = sinA/1+cosA
4. sec A - tan A = cos A/1+sinA
5. (1+tanA)/(1-tanA) = (cotA+1/cotA-1)
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Question 549426: prove that :
1. 1+sin A/cos A = sec A + tan A
2. 1-(cos^2 A/1+sinA)= sin A
3. cscA-cotA = sinA/1+cosA
4. sec A - tan A = cos A/1+sinA
5. (1+tanA)/(1-tanA) = (cotA+1/cotA-1) Answer by Alan3354(69443) (Show Source):
