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nlexa [21]
3 years ago
6

Please help me!!!!!!!!!!!!!!

Mathematics
1 answer:
Kamila [148]3 years ago
5 0

Answer: y=-(x-1)^{2} +3

Step-by-step explanation:

Vertex form of the equation is

y = a(x – h)2 + k, where (h, k) is the vertex.

your vertex is at (1,3)

the equation would bey=a(x-1)^{2}  +3

Use the through point to find a

-1=a(3-1)^{2} +3\\-1=4a+3\\-4=4a\\-1=a

Final Equation would be

y=-(x-1)^{2} +3

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A teacher decides to purchase a new car and considers two options. Option one is the new Zoomba for $60,000 with an expected dep
Lady bird [3.3K]

The teacher chose option 2, the Starfish and it was valued at $35,200 after two months.

Step-by-step explanation:

Step 1; The Zoomba is priced at $60,000 and has an expected depreciation of 2% per month. So the annual depreciation is 12 months * 2% per month = 24% per year. The teacher plans to keep either car for two years do total depreciation is 2 years * 24% depreciation per year = 48 % in two years.

Value of car after two years = Buying price - Depreciation amount

= $60,000 - 48% of $60,000 = $60,000 - 0.48*$60,000 = $31,200

The car will be valued at $31,200 after two years. To determine how much value it has retained we divide the value in two years to the current value i.e $31,200 divided by $60,000 which equals 0.52 (52% of initial price)

Step 2; The Starfish is priced at $40,00 and will depreciate $200 every month. For a year it will depreciate 12 months * $200 per month = $2,400 a year. So for a total of two years a depreciaition of $4,800.

Value of car after two years = Buying price - Depreciation amount

= $40,000 - $4,800 = $35,200

The car will be valued at $35,200 after two years. To see the retained value we divide the depreciated value by the current value i.e. $35,200 divided by $40,000 which equals 0.88 (88% of the initial price)

Step 3; Of the two options, the Starfish retains more of its value over two years. So the teacher chose the Starfish over the Zoomba.

7 0
4 years ago
Please helppppppppppp due tomarrow very easyyyyy
Llana [10]

Answer: 6

Step-by-step explanation: -8 x -8 = 64

64 - -58 = 6

4 0
3 years ago
Read 2 more answers
How do you find your answer step-by-step?
WARRIOR [948]
5.68 x 6.02 ( 10^9)


same base 10 so add the exponent together

4 0
3 years ago
Determine whether the equation is always, sometimes, or never true. <br><br><br> 2/3 x + 4 = 2x
Anarel [89]

Answer:

Always true

Step-by-step explanation:

Given

\frac{2}{3}x + 4 = 2x

Required

Determine its type of solution

\frac{2}{3}x + 4 = 2x

Collect Like Terms

2x  - \frac{2}{3}x = 4

Take LCM

\frac{6x - 2x}{3} = 4

\frac{4x}{3} = 4

Multiply both sides by \frac{3}{4}

\frac{4x}{3} * \frac{3}{4}= 4 * \frac{3}{4}

x = 4 * \frac{3}{4}

x = 3

<em>Hence, the equation is always true for x = 3</em>

8 0
3 years ago
16326 rounded to the nearest tenth is?
IgorC [24]
16,330 is 16,326 rounded to the nearest tenth. You have to go to the number to the right of the tens column and if it's 5 or over 5, you round up one.
4 0
4 years ago
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