Question

Write the following expression as a simplified polynomial in standard form.
(x - 5)^2+3(x - 5) - 4

Answer 1

$\\ \rm\longmapsto (x-5)^2+3(x-5)-4$

$\\ \rm\longmapsto x^2-10x+5^2+3x-15-4$

$\\ \rm\longmapsto x^2-7x+25-19$

$\\ \rm\longmapsto x^2-7x+6$