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attashe74 [19]
3 years ago
5

Find the value of x, rounded to the nearest tenth.​

Mathematics
2 answers:
polet [3.4K]3 years ago
4 0
The answer The answer is 18
Step2247 [10]3 years ago
3 0

Answer:

x = 18

Step-by-step explanation:

Given two intersecting chords inside a circle, then the product of the parts of one chord is equal to the product of the parts of the other chord, that is

7x = 21 × 6 = 126 ( divide both sides by 7 )

x = 18

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Love u frens :&gt;<br> eeeeeeeeeeeeeeeeeeeee
tatuchka [14]

Answer:

12/7

Step-by-step explanation:

1 x 7= 7, then add 5 because of the denominator. 12/7

8 0
3 years ago
Given a polynomial p(x)=0, which two expressions could be a pair of irrational roots of the equation square root 2-3, 2-square r
sasho [114]

Answer:

  2-square root 3, 2+ square root 3

Step-by-step explanation:

If the polynomial has rational and real coefficients, the roots will be "conjugates" of each other. That is, the sum of the root should be a rational number. So, the irrational parts will be opposites, while the rational parts remain the same.

  2±√3 . . . can be the roots of p(x) when p(x) has rational real coefficients

4 0
3 years ago
Help please and thank you!!!!!
Zigmanuir [339]

9514 1404 393

Answer:

  1. a) 2 and 4; b) 1&2, 2&3, 3&4
  2. x = 16

Step-by-step explanation:

1a. Vertical angles share a vertex and are composed of opposite rays. Here, angles 2 and 4 are vertical angles.

1b. Consecutively numbered angles are adjacent, as are angles 1 and 5. The pairs of interest can be chosen from ...

  1&2, 2&3, 3&4, 4&5, 5&1

__

2. Angles 1 and 3 have the same measure, because they are vertical angles. Then we have ...

  78° = (5x -2)°

  80 = 5x . . . . . . . divide by °, add 2

  16 = x . . . . . . . divide by 5

8 0
2 years ago
The length of the top of a table is 55 m greater than the width. the area is 8484 msquared2. find the dimensions of the table.
Oksana_A [137]
You have to do similar calculations you use in algebra. This is how I get the answer;
First I draw out the algebraic formula 55m • X = 8,484 m (meters) 2 (squared). Then I switch the sign from multiplication to division and switch put numbers 55 and 8,484 in different places and change it to your new formula 8,484/(divided) 55 =X. Then you do the math of 8,484 divided by 55 and get an answer of 154.254545. But you can just leave it at the first 2 digits on the right side of the decimal by rounding 4 down and leaving it at an answer of ~~(<This is your answer after being put together with these tips (you always right your final answer using your formula and plugging in the number that we got from dividing 8,484 by 55;

Final answer ( if they wanted it included in a formula); 8,484/55=X let X=~~154.25

Final answer (if they wanted it as one final number as you answer); ~~154.25

*Hope these tips helped you with this mathematical problem :)
4 0
3 years ago
Kristin's credit rating was lowered, and the credit card company raised her APR from 14% to 15.2%. If her average daily balance
Sloan [31]

Answer:

0.0022x

Step-by-step explanation:

Given that,

The credit card company raised her APR from 14% to 15.2%.

Her average daily balance this month is x dollars.

We need to find the algebraically the increase in this month's finance charge due to the higher APR. It can be calculated as follows :

y=x\times \dfrac{12\%}{14}-x\times \dfrac{15.2\%}{14}\\\\=x\times \dfrac{12}{1400}-x\times \dfrac{15.2}{1400}\\\\=-0.0022x

So, the required increase in the month's finance is 0.0022x.

3 0
3 years ago
Read 2 more answers
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