The area of the actual square window = 2.25 m².
<h3>Scale Drawing</h3>
Scale drawing relates the actual length of an object to its length on a paper.
Given a scale of 1 in = 2 m, it means 1 in on paper is about 2 m of the actual length of the object.
Thus:
- Length on scale drawing = 0.75 in
- Actual length = x
Therefore:
1/2 = 0.75/x
x = 1.5 m
Area of the actual square window = 1.5² = 2.25 m².
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ANSWER
EXPLANATION
The given function is;
The constant term is 11.
The coefficient of the leading term is 5.
The factors of 11 are ±1,±11
The factors of 5 are ±1,±5
According to the Rational roots Theorem,
the potential roots are obtained by expressing the factors of the constant term over the coefficient of the leading term.
Step-by-step explanation:
this is the first time ⏲️has a very
We know that this is a parabola, as the equation is denoted by the x^2 term.
We can see that the symmetry is seen at the point -0.5, therefore making the axis of symmetry the vertical line -0.5.
The vertex is found in quadrant three. In other words, it will shift by a negative value both horizontally and vertically. The vertex is therefore (-0.5, -0.5).
We can verify this in the equations by using the formula (-b/2a) to find the vertex. The only quadratic equation that satisfies this is -2x^2 + 2x -1.
To sum it up, the answers are:
-2x^2 + 2x - 1.
AoS: x = -0.5
Vertex: (-0.5, -0.5).
