Question

if |x| < a then :
a) -a <= x < a
b) x belongs to [-a,a]
c) x belongs to (-a, a)
d) x belongs to [-a, a)

Answer 1

Answer:

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Step-by-step explanation:

|x| means the positive form of x is taken. So, x can be negative or positive.

If x is positive x < a

If x is negative -x < a

Similary, -a < x < a