Subtract:
`– x^2 + 10x – 5` from `5x – 10`

Subtract 5x^2 – 4y^2 + 6y – 3 from 7x^2 – 4xy + 8y^2 + 5x – 3y .

Subtract 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10xyz

Subtract: 5x-3y-4 from 8x-7y+5.

From the sum of 4 + 3x and 5 – 4x + 2x^2 , subtract the sum of 3x^2 – 5x and –x^2 + 2x + 5 .

Find the equation of normal to the curve : y = 5x^2 - 10x + 11 , where normal is parallel to the line x - 2y + 10 = 0

Discuss the continuity of the function f(x) at x = 5 , if f(x) = {{:((x^2 - 25)/(x - 5)"," ,"if "x != 5),(10",", "if "x = 5):}

In a triangle ABC, if angle A = 30^@, b = 10 and a = x, then the values of x for which there are 2 possible triangles is given by(All symbols used have usual meaning in a triangle.) (a) 5 lt x lt 10 " " (b) x lt 5/2 " " (c) 5/3 lt x lt 10 " " (d) 5/2 lt x lt 10

What must be subtracted from x^(2)-2x^(3)+5x+7 to obtain 3x^(2)+8+2x^(3)-5x