Question

Find greatest 6 digit no. Which is a perfect square

Answer 1

Step-by-step explanation:

999999 is the perfect square of 333333

Answer 2

Answer:

The greater six digit number=999,999

$\sf\red{we \: know \: that \: 1000 {}^{2} } = 1000000 \\ \sf\green{which \: is \: only \: 1 \: more \: than \: 999999}$

$\sf\pink{so \: the \: greatest \: six \: digit \: number \: which \: is \: perfect \: square} \\ \sf{ = (1000 - 1}) {}^{2} \\ \sf{ = (999) {}^{2} } \\ \sf{ = 998001} \\ \sf\orange{so \: answer \: be \: = 998001}$