Home
Class 7
MATHS
8+(-11)=...

`8+(-11)`=

A

19

B

3

C

-3

D

-19

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Solve the following equations : 3(5z-7)+2 (z-11)=4 (8z-7)-111

If (10)^(9) + 2(11)^(1) (10)^(8) + 3(11)^(2) (10)^(7) + …. + 10(11)^(9) = k(10)^(9) , then k is equal to

If (10)^(9) + 2 (11)^(1) (10)^(8) + 3(11)^(2) ( 10)^(7) + …. =k ( 10)^(9) , then k is equal to

Find the equation of the radical axis of the following circles. x^2 + y^2 - 3x - 4y + 5 = 0. 3(x^2 + y^2) - 7x + 8y - 11 = 0

Total secondary amine compounds possible (benzene derivations) for C_(8)H_(11)N

The point of contact of 9x+8y-11=0 to the hyperbola 3x^(2)-4y^(2)=11 is

The point A(2,9,12), B(1,8,8),C(-2,11,8) and D(-1,12,12) form

Number of p-disubstituted benzene compounds possible with molecular formula C_(8)H_(11)N is

Several isomeric amines are possible with the molecular formula C_(8)H_(11)N . On the basis of the reaction given by each of the isomers, identify the structure of the compound. a) A(C_(8)H_(11)N)overset(NaNO_(2)-HCl)underset(0-5^(@)C)to p-Nitroso compound b) B(C_(8)H_(11)N)overset(NaNO_(2)-HCl)underset(0-5^(@)C)to Diazonium salt formed c) C(C_(8)H_(11)N)overset(NaNO_(2)-HCl)underset(0-5^(@)C)to N-Nitroso compound formed The structure of 'A' is likely to be