" (i) "f(x^(2)),3x+7quad " (ii) "y^(2)+sqrt(2))

Which of the following expressions are polynomials in one variable and which are not ? State reasons for your answer . (i) 4x^(2)-3x+7 (ii) y^(2)+sqrt(2) (iii) 3sqrt(t)+tsqrt(2) (iv) y=(2)/(y) (v) x^(10)+y^(3)+t^(50)

Find the domain and range of the following (i) f(x)=sqrt(x^(2)-3x+2) " (ii) " f(x)=sqrt(x^(2)-4x+6)

Find the domain and range of the following (i) f(x)=sqrt(x^(2)-3x+2) " (ii) " f(x)=sqrt(x^(2)-4x+6)

Find the domain of the following real valued functions: (i) f(x) = sqrt(x^(2)-25) (ii) f(x) = sqrt(x^(2)-3x+2) , (iii) f(x) = (sqrt(2+x) + sqrt(2-x))/x

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.(i) 4x^2-3x+7 (ii) y^2+sqrt(2) (iii) 3sqrt(t)+tsqrt(2) (iv) y+2/y (v) x^(10)+y^3+t^(50)

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer. (i) 4x^2-3x+7 (ii) y^2+sqrt(2) (iii) 3sqrt(t)+tsqrt(2) (iv) y+2/y (v) x^(10)+y^3+t^(50)

Write the following polynomials is standard form. (i) x-9+sqrt 7x^(3) +6x^(2) (ii) sqrt 2x^(2) -(7)/(2) x^(4) +x -5x ^(3) (iii) 7x^(3) - ( 6)/(5) x^(3) +4x -1 (iv) y^(2) +sqrt5y ^(3) -11 -(7)/(3) y+9y^(4)

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

Differentiate with respect to X (i) y=xlnx " " (ii) y=x^(2)e^(x) " " (iii) y=(sin x)/(x) " " (iv) y=(3x^(2)+2sqrt(x))/(x)