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elena-14-01-66 [18.8K]
3 years ago
7

Rewrite x2 − 8x + 13 = 0 in the form (x − a)2 = b, where a and b are integers, to determine the a and b values. a = 4 and b = 3

a = 3 and b = 2 a = 2 and b = 1 a = 1 and b = 4
Mathematics
2 answers:
Lyrx [107]3 years ago
6 0

Answer:

A

Step-by-step explanation:

neonofarm [45]3 years ago
3 0

Answer:

A

Step-by-step explanation:

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erastova [34]

Answer:

x = 180 - 2 * 35 = 110°

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3 years ago
Find the range for the function: y=x-7 {-3,0,2,5}
trasher [3.6K]

Answer:

Range is : { -10, -7, -5, -2 }

Step-by-step explanation:

Given:

The function is given as:

y=x-7

The domain of the function = { -3, 0, 2, 5 }

A function's input is called its domain and a function's output is called its range.

The range depends on the domain values. So, the values of 'y' are the values of range and the values of 'x' are the values of domain.

Here, the domain is given as:

Domain = { -3, 0, 2, 5 }

We need to find the values of 'y' for each value of 'x' taken from the domain set.

Plug in x=-3. This gives,

y=-3-7=-10

Plug in x=0. This gives,

y=0-7=-7

Plug in x=2. This gives,

y=2-7=-5

Plug in x=-5. This gives,

y=5-7=-2

Therefore, the set of all values of 'y' is the range.

Range is equal to { -10, -7, -5, -2 }.

8 0
3 years ago
ΔRST ≅ ΔXYZ. If RS = 13, YZ = 11, and XZ = 9, what is XY? A. 13 B. 9 C. 2 D. 11
Usimov [2.4K]
The answer is option "A, 13".

As both triangles are similar.
<span>ΔRST ≅ ΔXYZ.
it means RS = XY
YZ = ST
and XZ = RT
Now given that RS = 13 which is equal to XY.
Thus XY is equal to 13.</span>
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3 years ago
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Answer:

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Type the simple subject of this sentence.the plane leaves at 6:16 and arrives at 10:50.
Jet001 [13]
Shouldn't this be in the language section? But okay. I would say the simple subject would be "plane"

5 0
2 years ago
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