eNotes Homework Help is a way for educators to help students understand their school work. Our experts are here to answer your toughest academic questions! Once it’s posted to our site, your question could help thousands of other students.
Square Roots and Real Numbers
Square Roots and Real NumbersGiven problem is `sqrt(i)+sqrt(-i)=sqrt(2)` LHS=`((sqrt(i)+sqrt(-i))^2)^(1/2)` because `x=(x^m)^(1/m) ` for all `m !=0` Thus LHS=`(i-i+2sqrt(-i^2))^(1/2)` ,because `(a+b)^2=a^2+b^2+2ab`...
Square Roots and Real NumbersTo calculate the square root of a decimal number.The following steps are 1. Separate the number into two groups from the decimal point (the integer part and the decimal part). 2. If the radicand...