Question

17. 2 tan 45º + COS 45°- sin45°= ? *
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1
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2.
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3​

Answer 1

Answer:

Ans : 2

Step-by-step explanation:

• Cos 45 and sin 45 have same value.
• tan 45 is 1

Answer 2

Answer:

this is ans is 2

$2 \ \tan45 + \cos45 - \sin45 \\ 2 .1 + \cos(45 ) - \sin(45) = \: \: \: \: \: \: \: \: \: \: \: \: \: ( \sin(45) = \cos(45 ) \\ 2$