Brenda had a balance of -$52 in her account. The bank charged her a fee of $10 for having a negative balance. What is her new ba
2 answers:
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<u>Part a)</u>
Given the expression
Apply exponent rule:
∵
Rewrite 81 as 3 · 27
Rewrite 54 as 2 · 27
Factor out the common term: 27m³n
Therefore,
<u>Part B)</u>
Given the expression
Apply exponent rule:
Rewrite as
Factor out common term 5y²x²z
Therefore,