Q. 3 I3.5( 2 Votes )

# Find the numerical value of the following :sin 90° – cos 0° + tan 0° + tan 45°

We know that

Sin (90o) = 1

Cos (0o) = 1

Tan(0o) = 0

Tan(45o) = 1

Now putting the value, we get

= 1 – 1 + 0 + 1

= 1

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