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svlad2 [7]
3 years ago
11

What is the value of 8x2−5x when x = 3?

Mathematics
2 answers:
Svetradugi [14.3K]3 years ago
6 0

Step-by-step explanation:

8×3×2=48

48-5x (5×3=15)

48-15= 33

Setler79 [48]3 years ago
4 0

Answer:

57

Step-by-step explanation:

8 * 3 to the 2nd power - 5 * 3

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Find the value of x.
Leokris [45]

Answer:

Therefore the value of x=31\°

Step-by-step explanation:

Given:

m∠ A = 56°

m∠ B = 75°

m∠ ACD = x°

To Find:

x = ?

Solution:

In Δ ABC

An exterior angle of a triangle is equal to the sum of the opposite interior angles.

Here,

The opposite interior angles are angle A and angle B.

An exterior angle of a triangle is angle ACD which is x°

∴ m\angle A +m\angle B=m\angle ACD\\...Exterior angle property of Δ

Substituting the values we get

56+75=x\\\\\therefore x=131\°

Therefore the value of x=31\°

8 0
3 years ago
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mezya [45]

Answer:

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Step-by-step explanation: No do you work

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2 years ago
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Alborosie

Answer:

(A)Simple First Order Model with Two Predictor Variables.

Step-by-step explanation:

A multiple linear regression model with k predictor variables X₁, X₂, ..., Xₖ and a response Y, can be written as:

y = βₒ + β₁x₁ + β₂x₂ + ··· βₖxₖ + ∈.

Where:

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βₒ ,β₁, β₂ ··· βₖ are the Regression Coefficients.

and ∈ are the residual terms of the model

Multiple regression models describe how a single response variable y depends linearly on a number of predictor variables x.

The model:

y = βₒ + β₁x₁ + β₂x₂ + ∈ has two predictor variables. It is also of first order since there is no quadratic term, therefore it is a Simple First Order Model with Two Predictor Variables.

3 0
3 years ago
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ArbitrLikvidat [17]

Answer: the answer is rational because there is a finite(limited) number of numbers when written as a decimal .

4 0
3 years ago
2n-3 greater than or equal to 1-4n+7n
My name is Ann [436]

Answer:

-0.5

Step-by-step explanation:

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-11>=2n

-0.5>= n

6 0
3 years ago
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