Is this math statement correct of incorrect?

User Generated

ByFvcyre

Mathematics

Description

"Since sin2Θ + cos2Θ = 1, I should be able to say sin Θ + cos Θ = 1 if I take the square root of both sides?"

1. Is this statement correct or incorrect?

2. If correct, show work to prove. If incorrect, explain the mistake made in the statement.

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Explanation & Answer

incorrect because we take square root whole square like (sinQ+cosQ)^2...........................not single square......


Anonymous
Really useful study material!

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