If a = 4 , b = 3 find the value of :`(a – b)^a`

If a : b = 3: 8 , find the value of (4a + 3b)/(6a-b) .

If a = 4, b = -5, c = -8, find the value of (a+b) times c .

If a= 2, b= 3 and c= 4, find the value of : (ab + bc + ca- a^(2) -b^(2)-c^(2))/(3abc-a^(3)-b^(3)-c^(3)) , using suitable identity

If 3a + 4b =9 and ab= 2 find the value of : 27 a^(3) + 64 b ^(3)

If a-b=4 and a b=21 , find the value of a^3-b^3

If a-b=4 and a b=45 , find the value of a^3-b^3

If a : b=2:5, . find the value of (3a+2b)/(4a+b)

If a+b=10 and a b=21 , find the value of a^3+b^3

If a+b=10 and a b=21 , find the value of a^3+b^3

If a+b=10 and a b=21 , find the value of a^3+b^3