When my students grow too dependent on their calculators, I ask them to find a number that, when multiplied by itself, gives them 2. Students quickly see that since 1² = 1 and 2² = 4, the answer has ...

Check NCERT Solutions for Class 8 Maths, Chapter 1 Rational Numbers. This is the first and basic chapter of CBSE Class 8 Maths NCERT Textbook. Here, we have also provided the PDF of this chapter. Link ...

In this chapter, we look beyond the whole numbers at other numbers that are included in school mathematics in grades pre-K to 8, particularly in the upper grades. We first look at the rational numbers ...

Two young mathematicians are illuminating a frontier in the study of rational solutions to polynomial equations: the cubics. According to one version of the story, Hippasus made this discovery at sea, ...