If `r = 1/3 , a = 9` then find `t_7`

If A = [ [ 1, 2 , -3 ] , [ 2 , 5 , 9 ] , [ -1 , 3 , 5 ] ] , then find A^(T)

If 7.5p_(r)=7p_(r-1) ,then find r

If the co - ordinate of the triangle P(4,3) Q (7,-1) and R (9,3) is then find the Area of triangle PQR and also find the types of triangle ?

If 1+9r^2+81r^4=256 and 1 + 3r + 9r^2= 32 , then find the value of 1 - 3r + 9r^2 . यदि 1+9r^2+81r^4=256 और 1 + 3r + 9r^2= 32 ,तो 1 - 3r + 9r^2 का मान ज्ञात करें :

If 1**2=1,2**3=-1 and 3**4=-5 , then find the value of 7**9=?

If 7.5p_(r)=7p_(r-1) then find r

If T_(r)=r(r^(2)-1), then find sum_(r=2)^(oo)(1)/(T)

If {:(" R S S T U"),("+ N R S T"),(ul"+ R T S "),(ul" 3 7 8 4 9 "):} Then , find the code for T U R N S