Advertisements
Advertisements
प्रश्न
If a = 3 and b = -2, find the values of :
aa + bb
Advertisements
उत्तर
aa + bb
Here a = 3 and b = -2
Put the values in the expression aa + bb
33 + (-2)-2
`=27+1/(-2)^2`
`=27+1/4`
`=(108+1)/4`
`=109/4`
APPEARS IN
संबंधित प्रश्न
Prove that:
`1/(1 + x^(b - a) + x^(c - a)) + 1/(1 + x^(a - b) + x^(c - b)) + 1/(1 + x^(b - c) + x^(a - c)) = 1`
If abc = 1, show that `1/(1+a+b^-1)+1/(1+b+c^-1)+1/(1+c+a^-1)=1`
Simplify the following:
`(5^(n+3)-6xx5^(n+1))/(9xx5^x-2^2xx5^n)`
Given `4725=3^a5^b7^c,` find
(i) the integral values of a, b and c
(ii) the value of `2^-a3^b7^c`
Prove that:
`((0.6)^0-(0.1)^-1)/((3/8)^-1(3/2)^3+((-1)/3)^-1)=(-3)/2`
Find the value of x in the following:
`2^(5x)div2x=root5(2^20)`
Simplify:
`root(lm)(x^l/x^m)xxroot(mn)(x^m/x^n)xxroot(nl)(x^n/x^l)`
Simplify \[\left[ \left\{ \left( 625 \right)^{- 1/2} \right\}^{- 1/4} \right]^2\]
The square root of 64 divided by the cube root of 64 is
If g = `t^(2/3) + 4t^(-1/2)`, what is the value of g when t = 64?
