Maths · Chapter 4

Indices and Surds PYQs

Powers and roots are the grammar of maths. Learn them properly once, and Algebra, Mensuration and Simplification all become easier.

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Square roots of numbers, decimals and simple root equations 5 PYQs

Laws of indices: simplifying powers and roots 9 PYQs

Exponential equations: make the bases same, then compare the powers 1 PYQs

Simplifying surds: adding, subtracting, multiplying and dividing 3 PYQs

Squaring surds and conjugate pairs: (a + √b)² and (a + √b)(a − √b) 4 PYQs