Math, asked by tehzeebwaseemahmad50, 1 year ago

$(x + 5)(x + 4)$

Answers

Answered by dfgh4

$(x + 5) \: \: (x + 4) \\ \\ By \: using \: identity \: \: (x + a) \: \: (x + b) \: \: = \: {x}^{2} + (a + b) \: x + ab \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:(x + 4) \: (x + 5) \: \: \: \: = {x}^{2} + (4 + 5)x + 4 \times 5 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: (x + 4) \: \: (x + 5) = {x}^{2} + 9x + 20 \: \: \: \: \: answer \\ hope \: its \: help$

tehzeebwaseemahmad50: Thank U so much

dfgh4: wlcm

tehzeebwaseemahmad50: Ok

Answered by AryanTennyson

ARYAN. PVT......LTD......

Attachments:

tehzeebwaseemahmad50: Ya

tehzeebwaseemahmad50: Its right

tehzeebwaseemahmad50: Ya

Previous Question

Next Question