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NeX [460]
3 years ago
13

Can someone please explain this question to me? The image is attached.

Mathematics
1 answer:
Dmitriy789 [7]3 years ago
3 0

Answer:

13

Step-by-step explanation:

Given the expression;

2 1/3 : 4 1/3 = 7 : x

Wea re to look for x;

Convert to improper fractions;

7/3 : 13/3 = 7:x

7/3 * 3/13 = 7/x

7/13 = 7/x

Cross multiply

7x = 13 * 7

7x = 91

x = 91/7

x = 13

Hence the unknown value is 13

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Select the correct answer.<br> What is the domain of the function shown on the graph?
maw [93]

Answer:

B. negative infinity < x < positive infinity

Step-by-step explanation:

When a question asks for the domain of a function, it is asking for all possible x-values, so we can rule out choice A since there are clearly x-values greater than 1. This graph shows arrows pointing left and downward, indicating that the graph continues past what we can see. This tells us that even though the x-values look like they end at -10 and 2, they continue further, so we can also rule out option C and option D. After these eliminations, we are left with choice B, which is a way of writing "All real numbers," and is the domain for <u>all</u> exponential functions, including this one.

lmk if im incorrect about anything, hope this helps :)

5 0
3 years ago
Before you begin, please take a moment to mark your test version on your scantron. thanks! now, you inherit $200,000 today. rath
Over [174]
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8 0
4 years ago
.072 divided by 345.00
Bad White [126]

Answer:

0.00020869565

Step-by-step explanation:

hope it helped

3 0
3 years ago
Find the missing angle. <br><br>Answer choices: 123 58 122 115​
Rudiy27
The missing angle is 58.

Step by step:
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4 0
3 years ago
If tanθ=2.6 then tan (-θ)=
Otrada [13]

Hello from MrBillDoesMath!

Answer:

-2.6



Discussion:

Tan(@) is an odd function so

tan([email protected]) =  -tan(@) = - 2.6


Recall tan(@) = sin(@)/cos(@)  and sin is an odd function whereas cos is an even function. Hence their quotient, tan, is an odd function.



Thank you,

MrB

6 0
3 years ago
Read 2 more answers
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