17.a^(2)+6a-567

Factorise : (vii) 7a^(5) - 567 a

Fill in the blanks: (i) ... -:156=-2 (ii) ...-:567=-1

Fill in the blanks: (i) ... -:156=-2 (ii) ...-:567=-1

(cot333^(@)-cos567^(@))/(tan297^(@)+sin477^(@))=1

Find out the wrong term. 2, 6, 24, 96, 285, 568, 567

A four digit number is to be formed using the digits 1,2,3, 4, 5,6,7 (no digit is being repeated in any number) . Then , the probability that it is gt 4000 , is