EXERCISE 12.1

Identify the numerical coefficients of terms (other than constants) in the following expression:

$0.1y+0.01y^2$

Identify terms which contain $x$ and give the coefficient of $x$.

$y^{2}x+y$

Identify terms which contain $x$ and give the coefficient of $x$.
$13y^2–8yx$

Identify terms which contain $x$ and give the coefficient of $x$.

$x+y+2$

Identify terms which contain $x$ and give the coefficient of $x$.

$5+z+zx$

Identify terms which contain $x$ and give the coefficient of $x$.
$12x{y}^2+25$
 

Identify terms which contain $y^2$ and give the coefficient of $y^2$.
$8-x{y}^2$
 

Identify terms which contain $y^2$ and give the coefficient of $y^2$.

$5y^2+7x$