If `a-b=3` and `a^2+b^2=29` , find the value of `a b` . (a) 10 (b) 12 (c) 15 (d) 18

Value of 4! -3! _______. (a) 24 (b) 6 (c) 12 (d) 18

"If A"= ({:(2, 3),(5, 1):}), B = ({:(a, b),(c, d):}) and AB = -13I, then find the value of a + b - c + d. (a) 5 (b) 3 (c) 2 (d) 1

If a a n d b are positive integers, a > b and (a+b)^2-(a-b)^2> 29 , then the smallest value of a is 3 (b) 4 (c) 6 (d) 7

If 2a+b=12 and ab=15 , then find the value of 8a^(3)+b^(3) .

If a=4, b=-3, c=2 , find the value of 4a^(2)+5b-12c ..

Find the value of sqrt(20^(2)-16^(2)) A)12 B)18 C)16 D)14

If a+b+c=15 and a^(2)+b^(2)+c^(2)=83 find the value of a^(3)+b^(3)+c^(3)-3abc

If a+b+c=15 and a^(2)+b^(2)+c^(2)=83 find the value of a^(3)+b^(3)+c^(3)-3abc

If a+b+c=10 and a^(2)+b^(2)+c^(2)=80 , find the value of a^(3)+b^(3)+c^(3)-3abc .

If a = 29, b = 24 and c = 27, find the value of a^3+b^3+c^3-3abc