2k या 2k+1 Real Numbers | Form of Even Integer | Class 10 MCQ Term 1 | #shorts

Use Euclid's algorithm to establish that (i) every odd integer is of the form 4k+1 or 4k+3. (ii) the square of any integer is either of the form 3k or 3k+1 (iii) the cube of any integer is of the from 9k,9k+1 or 9k+8 .

Number of terms of an AP is even.The sum of odd terms is 24 an that of even terms is 30 . The last term exceeds the first term by 10(1)/(2) . Find the number of terms.

The number of divisors of the form 4K + 2 , K ge 0 of the integers 240 is