QUESTION IMAGE
Question
factor the trinomial represented by the algebra tiles.
the factored trinomial is
(type your answer in factored form.)
Step1: Identify the terms from the tiles
From the algebra tiles, we have:
- Number of \(x^2\) tiles: 3, so the \(x^2\) term is \(3x^2\).
- Number of \(x\) tiles: 7, so the \(x\) term is \(7x\).
- Number of constant (1) tiles: 4, so the constant term is \(4\).
So the trinomial is \(3x^2 + 7x + 4\).
Step2: Factor the trinomial
We need to find two binomials \((ax + b)(cx + d)\) such that \(ac = 3\), \(bd = 4\), and \(ad + bc = 7\).
Since \(ac = 3\), the possible values for \(a\) and \(c\) are \(a = 3\), \(c = 1\) (or vice - versa).
Now, we need to find \(b\) and \(d\) such that \(bd = 4\) and \(3d + b=7\).
The factor pairs of 4 are \((1,4)\), \((2,2)\), \((4,1)\), \(( - 1,-4)\), \((-2,-2)\), \((-4,-1)\).
Let's try \(b = 4\) and \(d = 1\): \(3\times1+4 = 3 + 4=7\), which works.
So the factored form is \((3x + 4)(x + 1)\).
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\((3x + 4)(x + 1)\)