Solve this equation using an algebraic method: (x + 4)( x - 4) = 9 ??
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1
Step-by-step explanation:
so here is your answer of the question...
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Answered by
1
Answer:
5
Step-by-step explanation:
since,(x+4)(x-4)can be written as
x2-4x4=9
therefore.....x is equal to 5
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