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  • Inequality/Inequation Bablu kumar
    In mathematics, inequalities are used to compare the relative size of values. They can be used to compare integers, variables, and various other algebraic expressions. A description of different types of inequalities follows.
    1 Lessons 00:00:00 Hours English Intermediate
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  • Complex Number Bablu kumar
    An imaginary number is a complex number that can be written as a real number multiplied by the imaginary unit i, which is defined by its property i2 = −1. The square of an imaginary number bi is −b2. For example, 5i is an imaginary number, and its square is −25.
    0 Lessons 00:00:00 Hours English Intermediate
    Free
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