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tangare [24]
3 years ago
13

Solve for x. See image below

Mathematics
1 answer:
Anastasy [175]3 years ago
6 0

Answer:

Step-by-step explanation:

Tangents from the point outside the circle are equal.

x + 7 = 13 +8

x + 7 = 21      {Subtract 7 from both sides}

     x = 21 - 7

x  = 14

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Put 3.07 lbs., 3.1 lbs., 3 1/8 lbs., 3 3/10 lbs. in order from least to greatest.
Luba_88 [7]
Answer
3.07, 3.1, 3 1/8, 3 1/10

hope this helps and have a wonderful day :)
4 0
3 years ago
Read 2 more answers
Consider the graph of the equation y=(x–9)? – 7. Compared the graph of y=x”, how has the vertex been shifted (left/right and/or
MissTica

Answer:

Shifted to the right by 9 units, and down by 7 units

Step-by-step explanation:

y=x is the origin.

(x-9) shows that the graph has moved 9 units to the right, as what is inside the parentheses indicates the opposite direction

(you can be able to review why this is from online resources or you can ask your teacher)

the -7 shows that the graph moves 7 units down the graph, it's outside the parentheses, so it follows the same direction

let's sum up:

for this situation,

- what is inside the parentheses is the x

- what is outside the parentheses is the y

- the x-values direction shifts opposite from the sign (+/-)

- the y-values direction shifts like the sign (+/-)

So,

the vertex has been shifted to the right by 9 units, and down by 7 units compared to y=x.

6 0
3 years ago
Which of these numbers are between 1 and 3/5 <br><br> A. 8/5<br> B. 5/9<br> C. 5/8<br> D. 3/8
monitta
8\5 I think but not sure
5 0
4 years ago
Read 2 more answers
Ahhh help its PLATO<br> 'la
padilas [110]

Answer:

D

Step-by-step explanation:

To find the inverse of a function, first replace f(x) with y.

Next, switch all the x's and y's, and then solve for y.

Finally, replace y with f-1(x).

7 0
3 years ago
Given the function
jeka94

Answer:

<h2>The domain is all real numbers except</h2><h2>x = 3 and x = 7.</h2>

Step-by-step explanation:

We know that in a fraction the denominator must be different from 0.

Therefore:

f(x)=\dfrac{4x+17}{x^2-10x+21}\to\ D:x^2-10x+21\neq0\\\\x^2-7x-3x+21\neq0\\\\x(x-7)-3(x-7)\neq0\\\\(x-7)(x-3)\neq0\iff x-7\neq0\ \wedge\ x-3\neq0\\\\x-7\neq0\qquad\text{add 7 to both sides}\\x\neq7\\\\x-3\neq0\qquad\text{add 3 to both sides}\\x\neq3

7 0
4 years ago
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