Question

Express as a trinomial.

Answer 1

Answer:

Step-by-step explanation:

Use Foil

f: x * x = x^2

o: x * 1 = x

i: x * 1 = x

l: 1 * 1

x^2 + x + x + 1

x^2 + 2x + 1

Answer 2

Answer:

$x^2+2x+1$

Step-by-step explanation:

When given the following trinomial,

$(x+1)(x+1)$

Distribute, multiply every term in one of the parenthesis by every term in the other,

$(x)(x)+(1)(x)+(1)(x)+(1)(1)$

Simplify,

$x^2+x+x+1$

Combine like terms

$x^2+2x+1$