Question

Find value of 3 tan^2 45+2cos^2 45

Answer 1

Answer:

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Answer 2

Answer:

$3(\tan(45) {}^{2} + 2 \times (cos(45) ) {}^{2} \\ 3 \times{1} + 2 \times \frac{1}{2} \\ 3 + 1 \\ 4$