Home
Class 14
MATHS
If x+y=15 and x y=56 , then what is t...

If `x+y=15` and `x y=56` , then what is the value of `x^2+y^2` ? (a) 110 (b) 113 (c) 121 (d) Cannot be determined (e) None of these

Promotional Banner

Similar Questions

Explore conceptually related problems

If x+y=15 a n d x y=56 , then what is the value of x^2+y^2? (a) 110 (b) 113 (c) 121 (d) Cannot be determined (e) None of these

If x^2-7x=-12 , what is the value of x ? -3 or -4 (b) 3 or 4 (c) 3 or -4 (d) Cannot be determined (e) None of these

If 3x+7y=75 and 5x-5y=25, then what is the value of x+y?(a)14(b)15 (c) 16 (d) 17 (e) None of these

If x=(1101)_(2) and y=(110)_(2) , then what is the value of x^(2)-y^(2) ?

If 2x+y=17;y+2z=15 and x+y=9 then what is the value of 4x+3y+z?(a)41 (b) 43(c)45 (d) 55 (e) None of these

If x=(1101)_(2) and y = (110)_(2) then what is the value of x^(2)-y^(2) ?

If (x+y)=3 , x y=2 , then what is the value of x^3+y^3 ? (a) 6 (b) 7 (c) 8 (d) 9 (e) None of these

If (x^(2)-1)/(x+1)=4,backslash backslash x=?(a)0(b)1(c)5(d) Cannot be determined (e) None of these

If 2x+3y=31,backslash backslash y-z=4 and x+2z=11, then what is the value of x+y+z?( a )12 (b) 13 (c) 15 (d) 16