Question

Write the coefficient of the term containing x square of x square

i)
$78 - 7x {}^{2} y {}^{2}$
ii)
$5y {}^{2} z + 7x {}^{2} yz$
iii)
$3x {}^{2} y - 6x {}^{2} y {}^{2} + xy {}^{2}$
Sorry my sir gave me this exact question I cannot understand it exactly so please help.​

Answer 1

Answer:

ANSWER

In the expression

2

x

+

2

y

−xy, the terms are

2

x

,

2

y

and −xy

Coefficient of x in the term

2

x

is

2

1

Coefficient of y in the term

2

y

is

2

1

Coefficient of xy in the term −xy is -1.