Find the product: (5 - 2x)(3 + x) - Vidyadip

Question

Find the product: $(5 - 2x)(3 + x)$

✓

Answer

$(5 - 2x)(3 + x)$
$= 5(3 + x) - 2x(3 + x)$
$= 5 \times 3 + 5 \times x - 2x \times 3 - 2x \times x$
$= 15 + 5x - 6x - 2x^2= 15 - x - 2x^2$

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