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Andreas93 [3]
3 years ago
9

What is x squared minus 4x minus 45

Mathematics
1 answer:
Mazyrski [523]3 years ago
3 0

That's a second-degree expression in 'x'.  It represents a number,
but the number it represents completely depends on the value of 'x'. 
And if the value of 'x' ever changes, then the value of the whole
expression instantly changes.

The expression is also the product of   (x + 5)  and  (x - 9) .
 
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