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Brut [27]
2 years ago
14

7D%20%20%3D%203" id="TexFormula1" title=" {x}^{3} - 4x + \sqrt{{x}^{3} - 4x + 9 } = 3" alt=" {x}^{3} - 4x + \sqrt{{x}^{3} - 4x + 9 } = 3" align="absmiddle" class="latex-formula">
Help me please ​
Mathematics
1 answer:
eimsori [14]2 years ago
3 0
X= -2,0,2

For this question, you need to isolate all terms under the square root, so you need to move x^3 and -4x to the right. Then you would square both sides, and combine like terms.
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A pair of shorts are £15 in a 40%. What was the non-sale price
lana66690 [7]

Answer:

£10.71

Step-by-step explanation:

Given the original price including discount od shorts = £15

Percent discount = 40%

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3 years ago
The next number in the arithmetic sequence 15, 22, 29, is: <br><br>A) 34<br>B) 35<br>C) 36<br>D) 37​
harkovskaia [24]
ANSWER: C) 36
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4 0
2 years ago
You earn three dollars an hour as a waitress after working three hours you earn 12 five and seven dollars in tips how much money
NikAS [45]

Answer:

The waitress earned a total of 33 dollars

Step-by-step explanation:

Step 1: Determine total earnings from wages;

Total earnings from wages=Earnings per hour×number of hours worked

where;

Earnings per hour=3 dollars an hour

Number of hours worked=3 hours

replacing;

Total earnings from wages=(3×3)=9 dollars

Step 2: Determine total earnings from tips

Total earnings from tips=(12+5+7)=24 dollars

Step 3: Calculate total money earned

Total money earned=Total earnings from tips+total earnings from wages

where;

Total earnings from tips=24 dollars

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replacing;

Total money earned=(9+24)=33 dollars

The waitress earned a total of 33 dollars

7 0
3 years ago
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