Find the value of `| [ 0 , a , b ] , [ b , 0 , a ] , [ a , b , 0 ] |`

If [ [ 1 , 0 , 0 ] , [ 0 ,1 , 0 ] , [ 0 , 0 , 1 ] ] [ [ a ] , [ b ] , [ c ] ] = [ [ 2 ] , [ 1 ] , [ -3 ] ] , then find the value of a + b + c

Find the value of ( 5^0 + 6^0 + 7^0 ) ÷ ( a^0 + b^0 + c^0 )

prove that |[a,b,0],[0,a,b],[b,0,a]|=a^3+b^3,hence find the value of |[2ab,a^2,b^2],[a^2,b^2,2ab],[b^2,2ab,a^2]|

Find the value of (2^0 + 4^0)/7^0 a)2 b)0 c)9 d) 6/7

Find the value of : (a) 7^0 (b) (-9)^0 (c) 2^0-5^0

The mean proportional of a and b is 10 and the value of a is four xx the value of b .the value of a+b(a>0,b>0) is 20(b)25101 (d) 29

If ( a , b ) = ( 0 , -2 ) ; find the value of a ( a ) 0 ( b ) -2

Find the minimum value of (a+1/a)^(2) +(b+1/b)^(2) where a gt 0, b gt 0 and a+b = sqrt(15)

If a\ a n d\ b are two numbers such that a b\ =\ 0 , then (a) a\ =\ 0\ a n d\ b\ =\ 0 (b) a\ =\ 0\ or\ b\ =\ 0 (c) a\ =\ 0\ a n d\ b!=0 (d) b\ =\ 0\ a n d\ a!=0