Inequalities Flashcards

1
Q

Si a es positivo |a| es?

A

A

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2
Q

Si a es negativo entonces |a|?

A

-a |-50| = -(-50) = 50

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3
Q

Si a es negativo entonces |a|?

A

-a |-50| = -(-50) = 50

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4
Q

Que es un valor absoluto

A

Es la distancia entre ese número y 0

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5
Q

|x +2| es?

A

La distancia entre x y -2

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6
Q

|x - 2| es?

A

Distancia entre x y 2

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7
Q

Primer paso para resolver una ecuación en absolute value?

A

Poner ecuación en positivo y negativo (|x +3| =6)
-(x+3) y (x+3) =6

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8
Q

When two absolute value are equal to each other

A

Pueden ser iguales positivos o uno positivo y otro negativo

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9
Q

|a + b|< |a| + |b| cuando?

A

Siempre

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10
Q

|a-b|> que…

A

|a| - |b|

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11
Q

Cuando se puede decir que suma o resta de absolute values es igual?

A

Cuando el segundo es 0 o la primera operación es positiva con mismos números

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