Mathematics : asked on nisha87
 07.11.2022

When comparing the ratio 9^2 to 9^7 luciano calculated 1/9^5 is luciano correct and why or why not

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09.07.2023, solved by verified expert
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yes

Step-by-step explanation:

using the rule of exponents

When comparing the ratio 9^2 to 9^7 luciano calculated, №18009866, 07.11.2022 06:12 = When comparing the ratio 9^2 to 9^7 luciano calculated, №18009866, 07.11.2022 06:12 , then

When comparing the ratio 9^2 to 9^7 luciano calculated, №18009866, 07.11.2022 06:12 = When comparing the ratio 9^2 to 9^7 luciano calculated, №18009866, 07.11.2022 06:12 = When comparing the ratio 9^2 to 9^7 luciano calculated, №18009866, 07.11.2022 06:12

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Mathematics
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P Answered by Master

yes

Step-by-step explanation:

using the rule of exponents

\frac{a^{m} }{a^{n} } = \frac{1}{a^{(n-m)} } , then

\frac{9^2}{9^{7} } = \frac{1}{9^{(7-2)} } = \frac{1}{9^{5} }

Mathematics
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P Answered by PhD

The answer is in the image 

The answer is in the image 
Mathematics
Step-by-step answer
P Answered by PhD

The answer is in the image 

The answer is in the image 
Mathematics
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P Answered by PhD

The wood before starting =12 feet

Left wood=6 feet

Wood used till now=12-6=6 feet

Picture frame built till now= 6/(3/4)

=8 pieces

Therefore, till now 8 pieces have been made.

Mathematics
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P Answered by PhD

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make $108 in $1800 sales

Mathematics
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P Answered by PhD

The answer is in the image 

The answer is in the image 
Mathematics
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P Answered by PhD

30% of 420 are first year students

first year students = (30/100 )*420

=126 students

Student who are not in first year = 420-126

=294 students  

Mathematics
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P Answered by PhD

tip=18% of 75.45

     =18/100 * 75.45 = $13.581

Tip = $13.581

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