The additive inverse of ` 3/7` is
a)`7/3`
b)`-7/3`
c)`-3/7`
d)3

If alpha,\ beta are the zeros of the polynomial p(x)=4x^2+3x+7 , then 1/alpha+1/beta is equal to (a) 7/3 (b) -7/3 (c) 3/7 (d) -3/7

The inverse of [(3,5,7),(2,-3,1),(1,1,2)] is :

If alpha\ a n d\ beta are the roots of 4x^2+3x+7=0 then the value of 1/alpha+1/beta is a) 4/7 b) -3/7 c) 3/7 d) -3/4

Find the inverse of the matrix [(3 ,-2 ),(-7 , 5)] .

-7/3xx-7/3xx-7/3xx-7/3xx-7/3

Choose the correct option -2 3/7+4=? a) (-11)/7 (b) (11)/7 (c) (-45)/7 (d) (45)/7

If alpha,beta are roots of the equation x^2+3x+7=0,t h e n1//alpha+1beta is equal to 7//3 (b) -7//3 (c) 3//7 (d) -3//7

[{:(1,3),(2,7):}] find the inverse of matrix

An ellipse having foci at (3, 3) and (-4,4) and passing through the origin has eccentricity equal to (a) 3/7 (b) 2/7 (c) 5/7 (d) 3/5

[{:(2,3),(5,7):}] find the inverse of the matrix