a trader always 12% discount and sold a fan at a loss of rs 16 if he had sold it at 10% discount he will have gain rupees 20 for
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The difference between Pre-Image and Image is given as follows:
- Image is the shape AFTER a transformation is the picture of the transformation.
- A transformation's preimage is the shape BEFORE the change.
Usually, the difference between image and pre-image is the way or method of transformation.
<h3>What is transformation in math?</h3>A transformation is a broad phrase covering four distinct methods of changing the shape and/or location of a point, line, or geometric figure.
The Pre-Image is the original shape of the item, and the Image during the transformation is the final shape and location of the object.
The types of transformation in math are;
- translation
- rotation
- reflection, and
- dilation.
Learn more about pre-image:
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To find the slope of a line, we can use the following formula:
m-term stands for slope or gradient. The formula is useful whenever you want to find a slope of two points.
Let these be the following:
Substitute the points in formula:
Negative multiply negative always come out as positive.
Since m stands for slope, we can say that: