Ada yg tau cara kerjain nomor 4 gimana & caranya ya
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Verified answer
√7-4√3 = √(2-√3)²= 2 - √3
√7-4√3 = √7-(2×2)√3
= √7-(2×√4)√3
= √7-2√12 = √(4+3)-2√(4.3)
= √4-√3
= 2-√3