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The algebra of lines with perpendicular gradients
Autore:
Greg Drury
Argomento:
Algebra
,
Equazioni
The red and blue lines are at right angles - perpendicular. Play the animation and observe the gradient values. The relationship can be described as "negative inverse".
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Graph of y = ax² + bx + c
z`]]
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Triangle Flexer
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Geometry lesson
B should not exceed C and vice versa
Word Problems
คิดเลขเร็ว
รูปทรงเรขาคณิต
การบวกจำนวนเต็มบวกและจำนวนเต็มลบ
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Quadrato
Funzione tangente
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