sin∧2 30°+cos∧2 45°+根号2sin60°×tan45

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sin∧2 30°+cos∧2 45°+根号2sin60°×tan45
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sin∧2 30°+cos∧2 45°+根号2sin60°×tan45
sin∧2 30°+cos∧2 45°+根号2sin60°×tan45

sin∧2 30°+cos∧2 45°+根号2sin60°×tan45