×^2+4x-5/×^2+7x+1

Question

3 years ago

11

×^2+4x-5/×^2+7x+1

%7Bx%20%7B%7D%5E%7B2%7D%20%2B%207x%20%2B%201%20%7D%5E%20%7B%20%7D%20%20%20%7B%20%7D%20" id="TexFormula1" title=" \frac{ {x}^{2} + 4x + - 5 } {x {}^{2} + 7x + 1 }^ { } { } " alt=" \frac{ {x}^{2} + 4x + - 5 } {x {}^{2} + 7x + 1 }^ { } { } " align="absmiddle" class="latex-formula">

Mathematics

1 answer:

Serjik [45] · Answer 1 · 2022-02-17T05:42:41+03:00

Serjik [45]3 years ago

6 0

(4x2 – 4x – 7)(x + 3)

(4x2 – 4x – 7)(x) + (4x2 – 4x – 7)(3)

4x2(x) – 4x(x) – 7(x) + 4x2(3) – 4x(3) – 7(3)

4x3 – 4x2 – 7x + 12x2 – 12x – 21

4x3 – 4x2 + 12x2 – 7x – 12x – 21

4x3 + 8x2 – 19x – 21