-2(5f+4r) use f=5 and r=3
1 answer:
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<h3>Answer: the fraction 1/9</h3>
It is approximately equal to 0.1111
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To get this answer, we use the rule
The negative exponent tells us to apply the reciprocal to get the exponent to be positive.
So,
Squaring -3 means you square the negative as well
