Solved on Feb 12, 2024

Expand the expression (2x+6)(2x+5)(2x+6)(2x+5) and express the result as a trinomial.

STEP 1

Assumptions
1. We are given a binomial expression (2x+6)(2x + 6).
2. We are given another binomial expression (2x+5)(2x + 5).
3. We need to multiply these binomials to get a trinomial.

STEP 2

To multiply two binomials, we use the distributive property (also known as the FOIL method, which stands for First, Outer, Inner, Last) to expand the product.
(a+b)(c+d)=ac+ad+bc+bd(a + b)(c + d) = ac + ad + bc + bd

STEP 3

Identify the components of each binomial that will be multiplied together.
First terms: 2x2x and 2x2x
Outer terms: 2x2x and 55
Inner terms: 66 and 2x2x
Last terms: 66 and 55

STEP 4

Multiply the first terms from each binomial.
First=2x2x=4x2First = 2x \cdot 2x = 4x^2

STEP 5

Multiply the outer terms from each binomial.
Outer=2x5=10xOuter = 2x \cdot 5 = 10x

STEP 6

Multiply the inner terms from each binomial.
Inner=62x=12xInner = 6 \cdot 2x = 12x

STEP 7

Multiply the last terms from each binomial.
Last=65=30Last = 6 \cdot 5 = 30

STEP 8

Combine the results from steps 4, 5, 6, and 7 to form the expanded expression.
4x2+10x+12x+304x^2 + 10x + 12x + 30

STEP 9

Combine like terms in the expanded expression.
4x2+(10x+12x)+304x^2 + (10x + 12x) + 30

STEP 10

Add the like terms (the terms with xx).
4x2+22x+304x^2 + 22x + 30

STEP 11

The expression 4x2+22x+304x^2 + 22x + 30 is the trinomial form of the product of the given binomials.
Expressed as a trinomial, (2x+6)(2x+5)=4x2+22x+30(2x + 6)(2x + 5) = 4x^2 + 22x + 30.

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