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leva [86]
3 years ago
8

Find the vertex of the parabola.

Mathematics
1 answer:
Gnesinka [82]3 years ago
4 0

Answer:

The vertex is (3,4)

Step-by-step explanation:

f (x) = x^2 - 6 x + 13

Completing the square

-6/2 = -3 and squaring it = 9

    = x^2 -6x +9 +4

   = ( x-3) ^2 +4

The equation is now in vertex form

a( x-h) ^2 +k

where the vertex is ( h,k)

The vertex is (3,4)

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A used CD is a dollar more than one third the price of a new CD. If a new CD costs $18, how much is a used CD
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Answer:

6

Step-by-step explanation:

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I just started learning about rate and I am stuck on a question.(A watch keeps perfect time but only has an hour hand. If the ho
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Answer:

36 minutes past 1, or 1:36

Step-by-step explanation:

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7 0
3 years ago
|3 + x| = 5<br> Solve for x
bearhunter [10]

Answer:

x = - 8 , x = 2

Step-by-step explanation:

the absolute value function always gives a positive result, however, the expression inside can be positive or negative, , that is

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or

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5 0
2 years ago
Read 2 more answers
Imelda rode her bicycle 39 kilometers. If 1 meter = 1.094 yards, find the distance Imelda rode her bicycle to the nearest mile.
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Answer: 24.24 miles

Step-by-step explanation:

We should note that 1000 metres = 1 kilometer.

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= 39 × 1000

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Since 1 meter = 1.094 yards

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To find find the distance Imelda rode her bicycle to the nearest mile goes thus:

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42666 yards will be converted to miles. This will be: 42666/1760 = 24.24 miles

8 0
3 years ago
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