2x^(2)+sqrt(7)x-7=0

Solve each of the following quadratic equations: 3sqrt(7)x^(2)+4x-sqrt(7)=0

Show that Lt_(xto0)(sqrt(7+x)-sqrt(7+x^(2)))/(sqrt(7-x^(2))-sqrt(7-x))=1

7x^(2)+2sqrt(14)x+2=0

Solve the following quadratic equations : (i) 9x^(2) - 8x+2=0 (ii) sqrt7 x^(2) +x+ sqrt7=0 (iii) 2sqrt3x^(2) -sqrt2 x + 3sqrt3 =0

Solve the following quadratic equations : (i) 9x^(2) - 8x+2=0 (ii) sqrt7 x^(2) +x+ sqrt7=0 (iii) 2sqrt3x^(2) -sqrt2 x + 3sqrt3 =0

Solve each of the following quadratic equations: sqrt(7)x^(2)-6x-13sqrt(7)=0

sqrt(2)x^(2)+7sqrt(2)x+12sqrt(3)=0

Find the roots of the equation sqrt(2)x^(2)+7x+5sqrt(2)=0