If `a,b,c` are in A.P, find value of `|[2y+4,5y+7,8y+a],[3y+5,6y+8,9y+b],[4y+6,7y+9,10y+c]|`

If a,b,c, are in A.P, find value of {:[( 2y+4,5y+7,8y+a) ,(3y+5,6y+8,9y+b),( 4y+6,7y+9,10y+c)]:}

If a, b, c, are in A.P, find value of triangle = |[2y+4,5y+7,8y+a],[3y+5,6y+8,9y+b],[4y+6,7y+9,10y+c]|

If a,b,c are in A.P. find the value of: ||2y+4, 5y+7, 8y+a],[3y+5, 6y+8, 9y+b],[4y+6, 7y+9, 10y+c]]

det[[ If a,b,c are in A.P,find value of ,2y+4,5y+7,8y+a3y+5,6y+8,9y+b4y+6,7y+9,10y+c]]

If a, b, c, are in A.P. find the value of |[2y+4, 5y+7, 8y+a],[3y+5, 6y+8, 9y+b], [4y+6, 7y+9, 10y+c]|

If a ,\ b ,\ c are in A.P., find the value of |(2y+4, 5y+7, 8y+a),(3y+5, 6y+8, 9y+b),(4y+6, 7y+9 ,10y+c)| .

If a,b,c are in A.P.find the value of |2y+45y+78y+a3y+56y+89y+b4y+67y+910y+c

Using properties of determinant , find the value of |{:( 2y +4, 5y+7, 8y+a),(3y+5,6y+8,9y+b),(4y+6, 7y+9,10y+c):}| ,if a,b and c are in AP.

If x,y,z, are in A.P., then value of the det A. where A=[(4,5,6,x),(5,6,7,y),(6,7,8,z),(x,y,z,0)] is :