June 2023 0 6 Report
4. Pernyataan bernilai salah dari pernyataan dibawah ini adalah........
A. a²=b²+c²-2bc cos<A
B. b²=a²+c²-2ac cos<B
C. c²=a²+b²-2ab cos<C
D. a²=b²+c²-2ab cos<A
E. c²=a²+b²-2ab cos<C

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