Question

sin45×cos45-sin square 30​

Answer 1

ypur answer

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Answer 2

Answer:

1/4

Step-by-step explanation:

sin45° = cos45² = √2/2 , sin30° = 1/2

sin45° × cos45° - sin²30° = $(\frac{\sqrt{2}}{2})^2 - (\frac{1}{2})^2$ = $\frac{1}{4}$