3. (3x / 2 * y) ^ 2 = ?
(a) 99x ^ 2 / 4 * y ^ 2
(b) 1 (
c) 0 03
(d) 3
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Answer:
- (3x/ 2×y)²
- (3x)² / (2y)²
- 9x² / 4y² *answer
= options (a)
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