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Solnce55 [7]
2 years ago
12

F(x)=-2^2+16x-13 In vertex form

Mathematics
2 answers:
Llana [10]2 years ago
7 0

Answer:

  • f(x) = - (x - 8)² + 51

Step-by-step explanation:

<u>Assumed it is:</u>

  • f(x) = - x² + 16x - 13

<u>Converting into vertex form:</u>

  • f(x) =
  • - x² + 16x - 13 =
  • - (x² - 16x + 64 - 64) - 13 =
  • - (x - 8)² + 64 - 13 =
  • - (x - 8)² + 51
Romashka [77]2 years ago
4 0

<u>Given </u><u>:</u><u>-</u>

  • x² + 16x -13 [correct]

<u>To </u><u>Find</u><u> </u><u>:</u><u>-</u>

  • To convert it in vertex form .

<u>Answer </u><u>:</u><u>-</u>

We have ,

  • x² + 16x -13
  • x² + 2*8*x -13

Add and subtract 8² .

  • x² + 2*8*x + 8² - 8² -13
  • ( x² + 2*8*x +8²) -64 -13
  • ( x +8)² - 77

<u>Hence</u><u> the</u><u> required</u><u> answer</u><u> </u><u>is</u><u> </u><u>(</u><u>x+</u><u>8</u><u>)</u><u>²</u><u> </u><u>-</u><u>7</u><u>7</u><u>.</u>

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X²-9\x-3 explain why x doesnt = 3
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\dfrac{x^2-9}{x-3}

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5 0
3 years ago
I need help right now!!!
antiseptic1488 [7]

Answer:

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Find the mean, meadian, mode and range for each set of data 6, 9, 2, 4, 3, 6, 5
Helga [31]

Mean: Add up the numbers and divide the sum by the number of values in the set.

6 + 9 + 2 + 4 + 3 + 6 + 5 = 35

35 / 7 = 5

Median: Sort the set from the smallest value to the largest value and select the number in the middle. If the count of the set if even, then select the two middle values and take their mean average.

2, 3, 4, 5, 6, 6, 9

            ^

So, the median average is 5.

Mode: What number appears the most frequently?

The mode of the set is 6 because it appears twice.

Range: Sort the set by ascending order and take the smallest value and subtract that from the largest value in the set.

9 - 2 = 7

The range is 7.

6 0
3 years ago
Read 2 more answers
Find f(x) + g(x) for<br> [ f(x) = 6x – 4<br> [g(x) = -5x + 24
Ket [755]

Answer:

f(x) + g(x) = x + 20

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

  • Terms/Coefficients
  • Functions
  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 6x - 4

g(x) = -5x + 24

<u>Step 2: Find f(x) + g(x)</u>

  1. Substitute in functions:                                                                                     f(x) + g(x) = 6x - 4 + (-5x + 24)
  2. Combine like terms (x):                                                                                    f(x) + g(x) = x - 4 + 24
  3. Combine like terms:                                                                                         f(x) + g(x) = x + 20
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3 years ago
Can someone help me please
navik [9.2K]

Answer:

the \: answer \: is \: choice \: b \:  \frac{ - 2 \sin(x) }{1 +  \cos(x) }

will give you an explanation if you want tag me on comment.

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