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MAVERICK [17]
3 years ago
7

Multiply using an area model (5a) (3a - 4)

Mathematics
1 answer:
nalin [4]3 years ago
4 0
15a-14 is the answers
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The number of pizzas ordered on friday evenings between 5:30 and 6:30 at a pizza delivery location for the last 10 weeks is show
Ainat [17]
For a smoothing constant of 0.2

Time period – 1 2 3 4 5 6 7 8 9 10

Actual value – 46 55 39 42 63 54 55 61 52

Forecast – 58 55.6 55.48 52.18 50.15 52.72 52.97 53.38 54.90

Forecast error - -12 -.6 -16.48 – 10.12 12.85 1.28 2.03 7.62 -2.9
The mean square error is 84.12

The mean forecast for period 11 is 54.38
For a smoothing constant of 0.8

Time period – 1 2 3 4 5 6 7 8 9 10

Actual value – 46 55 39 42 63 54 55 61 52

Forecast – 58 48.40 53.68 41.94 41.99 58.80 54.96 54.99 59.80

Forecast error - -12 6.60 -14.68 0.06 21.01 -4.80 0.04 6.01 -7.80The mean square error is 107.17

The mean forecast for period 11 is 53.56


Based on the MSE, smoothing constant of .2 offers a better model since the mean forecast is much better compared to the 53.56 of the smoothing constant of 0.8.
7 0
3 years ago
PLEASE HELPPPPPPPPPPPPPPPPPPPP ME HAS CONFUSION
crimeas [40]

Answer:

W = 76m

L = 83

Step-by-step explanation:

5 0
2 years ago
What is the 13 term of the geometric sequence whit this explicit formula an=3•(-2)(n-1)
Orlov [11]

Answer:

12,288

Step-by-step explanation:

aₙ = 3 (-2)ⁿ⁻¹

a₁₃ = 3 (-2)¹³⁻¹

a₁₃ = 12,288

3 0
2 years ago
The price of a geometrical box was Rs 400 last year. It has increased by 12% this year. What is the price now?
mestny [16]

Answer:

Rs 448

Step-by-step explanation:

400 × 1.12 = 448

this a 12 % increase

6 0
3 years ago
The sum of 1/2 and four times a number is equal to 5/6 subtracted from five times the number. Find the number.
docker41 [41]
1/2 + 4x = 5x - 5/6
1/2 = x - 5/6
3/6 = x - 5/6
x = 8/6
7 0
3 years ago
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