Answer:9-16=-7
Step-by-step explanation:
The Exact Square Root Is: 4.58257569496
Estimate Is: 5
<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

X+7.4=49.8
-7.4 -7.4
x=49.8-7.4
x= 42.4