Question

1) Expansion of (x +8)(x - 10) = x²+ (___)+(__)​

Answer 1

Answer:

Solution :

We know,<br> General term in

is given by,<br>

<br>

General term in

,<br>

<br>

<br> Now, we have to find the term having coefficient

.<br>

<br> So,

will have coefficient

.<br>

<br>

<br>

<br> So, the coefficient of

in the given expansion will be

.<br>

Answer 2

Step-by-step explanation:

1) Expansion of (x +8)(x - 10) = x²+ (___)x+(___).

:)(x +8)(x - 10)

:) x²+(8-10)x+{8×(-10)}