Random Math Problem: Probability

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There are 7 black balls and 5 white balls in a bag. If 3 balls are drawn randomly, find the probability of getting at least two white balls.
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Love you sir 💛 (no homo), keep safe palagi. Patuloy na nalakas ang math community dahil sayo po master.

TomSebastien
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Hi sir! Exam na po namin bukas pero di ko pa rin po magets ang trigonometric identities. Pede po paprove to: tan a tan B/ 1-tan a tan B = cot a + cot B/cot a cot B-1

csc (a+B) cos (a-B) = cos^2a-sin^2B
THANK YOU SO MUCH!! Pa shout out din po.😊

patriciacope