Final answer to the problem
$x^2+16x+63$
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Step-by-step Solution
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1
Multiply the single term $x+9$ by each term of the polynomial $\left(x+7\right)$
$x\left(x+9\right)+7\left(x+9\right)$
Learn how to solve prodotti speciali problems step by step online.
$x\left(x+9\right)+7\left(x+9\right)$
Learn how to solve prodotti speciali problems step by step online. Solve the product (x+7)(x+9). Multiply the single term x+9 by each term of the polynomial \left(x+7\right). Multiply the single term x by each term of the polynomial \left(x+9\right). Apply the formula: x\cdot x=x^2. Multiply the single term 7 by each term of the polynomial \left(x+9\right).
Final answer to the problem
$x^2+16x+63$
