Question

Polynomials (Question in image)

Answer 1

First, substitute 5 for x in the 2 equations:
\(\ \Huge (5)+6; 9(5)+6).\)

Answer 2

do you follow me?

Answer 3

yes

Answer 4

wouldn't it be easier to multiply with x; create the polynomial, then substitute?

Answer 5

Perhaps, but there is less room for error using this method. I'll show you how find the polynomial, as well.
Now, the Volume is Height x Width x Length: So the volume is: \[\ 8\times11\times51= Volume\]

Answer 6

Okay..

Answer 7

Now, The Easiest Way to Multiply is to Use a Table, to Foil the two polynomials: