Answer:
square root of 7.
Step-by-step explanation:
9x²-63=0
9x²=0+63
9x²=63
divide both side by 9 .
x²=7
square both side to eliminate the exponent.
x= sq. root of 7.
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Answers & Comments
Answer:
square root of 7.
Step-by-step explanation:
9x²-63=0
9x²=0+63
9x²=63
divide both side by 9 .
x²=7
square both side to eliminate the exponent.
x= sq. root of 7.