Math, asked by srinivasseetha851, 7 months ago

if sinA+ cosA =a then find the value of sinA/cosA

Answers

Answered by satwiksankalp15

1

Answer:

Step-by-step explanation:

sinA+ cosA =a

squaring on both the sides we get

(sinA + cosA)² = a²

sin²A + cos²A + 2. sinA. cosA = a²

1+ 2 sinA. cosA = a²

2sinA . cosA = a²-1

sinA. cosA = a²-1 / 2

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