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42 votes
42 votes
3^3 . x^2- 25 divided by 5 when x= 0.6

User Chevonne
by
3.1k points

2 Answers

14 votes
14 votes

Answer:


\frac{{3}^(3) * {x}^(2) - 25}{5}


\frac{3 * 3 * 3 * ( {0.6)}^(2) - 25}{5}


(3 * 3 * 3 * 0.6 * 0.6 - 25)/(5)


(27 * 0.36 - 25)/(5)


\frac{9.72 - \cancel{25} \: 5}{ \cancel5}


9.72 - 5


4.72


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User Motsi
by
2.9k points
12 votes
12 votes

Hey there!

3^3 * x^2 - 25 / 5

= 3^3 * 0.6^2 - 25 / 5

= 3 * 3 * 3 * 0.6 * 0.6 - 25 / 5

= 9 * 3 * 0.6 * 0.6 - 25 / 5

= 27 * 0.36 - 25 / 5

= 9.72 - 25 / 5

= 9.72 - 5

= 4.72


Therefore, your answer is: 4.72


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

User Wzberger
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2.7k points