Question

2 sin^2 45° + 3 sec^2 45° - cos^2 30°​

Answer 1

Answer:

25/4

Step-by-step explanation:

2 sin^2 45° + 3 sec^2 45° - cos^2 30°

2(1/√2)^2+3(√2)^2-(√3/2)^2

1+6-3/4

7-3/4

(28-3)/4

25/4

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