" (4) "sqrt(2x^(2))=3x+5=0

lim_ (x rarr oo) (sqrt (3x ^ (2) +1) -sqrt (2x ^ (2) -3x + 5)) / (7x + 2) =

Solve each of the following equatins : 2sqrt5x^(2)-3x-sqrt5=0

Solve each of the following equatins : 2sqrt5x^(2)-3x-sqrt5=0

sqrt(3x^(2)-7x-30)-sqrt(2x^(2)-7x-5)=x-5

Which of the following are quadratic equations in x? (i)" "x^(2)-x+3=0" "(ii)" "2x^(2)+(5)/(2)x-sqrt(3)=0 (iii)" "sqrt(2)x^(2)+7x+5sqrt(2)=0" "(iv)" "(1)/(3)x^(2)+(1)/(5)x-2=0 (v)" "x^(2)-3x-sqrt(x)+4=0" "(vi)x-(6)/(x)=3 (vii)" "x+(2)/(x)=x^(2)" "(viii)" "x^(2)-(1)/(x^(2))=5 (ix)" "(x+2)^(3)=x^(3)-8" "(x)" "(2x+3)(3x+2)=6(x-1)(x-2) (xi) " "(x+(1)/(x))^(2)=2(x+(1)/(x))+3

lim_(x rarr 0) (sqrt(2+x^(3)) - sqrt(2-x^(3)))/ x^(3) =

The product of the roots of the quadratic equation sqrt 2 x^(2) - 3x + 5 sqrt 2 = 0

Which of the following equations has the sum of its roots as 3? (a) x^2+3x-5=0 (b) -x^2+3x+3=0 (c) sqrt2x^2-3/sqrt2 x-1=0 (d) 3x^2-3x-3=0

Find the discriminant of each of the following equations: (i) 2x^(2)-7x+6=0" "(ii)" "3x^(2)-2x+8=0 (iii) 2x^(2)-5sqrt(2)x+4=0" "(iv)" "sqrt(3)x^(2)+2sqrt(2)x-2sqrt(3)=0 (v) (x-1)(2x-1)=0" "(vi)" "1-x=2x^(2)