Question

find tan 45 * sin 45 * sec 45 * cos 45​

Answer 1

your answer is 1/√2

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Answer 2

Answer

sin 45=1/√2

tan 45 =1

sec 45 =2/√2

cos 45=1/√2

tan 45 * sin 45 * sec 45 * cos 45​=1/√2×1×2/√2×1/√2

                                                                  =1/√2