Find the zero of 4x²-9
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Answer:4x^2=9
X^2=4/9
x=✓4/9
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4x²-9=0
4x² = 9
applying square root on both sides
2x = 3
x = 3/2
4x² = 9
applying square root on both sides
2x = 3
x = 3/2
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