solve each of the following quadratic equations
3x^2 - 243 = 0
Answers
Answered by
0
Step-by-step explanation:
3x ^2-243 = 33
3×^2 = 24th
3×=root243
x=root 243/3
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Answered by
4
Answer:
3x²- 243 = 0
= > 3x² = 243
= > x² = 243/3 = 81
=> x =√81
=> x = ±9.
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