Question

factorise:- √5x²+20x+3√5​

Answer 1

Answer:

$\huge \underline \mathtt{ \color{lime}{ƛƝSWЄƦ}}$

ᴍᴜʟᴛɪᴘʟʏɪɴɢ 1ꜱᴛ ᴀɴᴅ ʟᴀꜱᴛ ᴛᴇʀᴍ ᴡᴇ ɢᴇᴛ 75

ɴᴏᴡ ᴡᴇ ʜᴀᴠᴇ ᴛᴏ ꜰɪɴᴅ ᴛᴡᴏ ɴᴜᴍʙᴇʀꜱ ꜱᴜᴄʜ ᴛʜᴀᴛ ʙʏ ᴍᴜʟᴛɪᴘʟʏɪɴɢ ᴡᴇ ɢᴇᴛ 75 ᴀɴᴅ ʙʏ ᴀᴅᴅɪɴɢ ᴏʀ ꜱᴜʙᴛʀᴀᴄᴛɪɴɢ ᴛʜᴇ ɴᴜᴍʙᴇʀꜱ ᴡᴇ ꜱʜᴏᴜʟᴅ ɢᴇᴛ 20.

ʙʏ ᴛᴀᴋɪɴɢ ʟᴄᴍ ᴏꜰ 75 ᴛʜᴇ ᴛᴡᴏ ɴᴜᴍʙᴇʀꜱ ᴛʜᴀᴛ ᴡᴇ ʀᴇQᴜɪʀᴇᴅ ᴀʀᴇ 15 ᴀɴᴅ 5.

$5 \sqrt{5} {x}^{2} + 20x + 3 \sqrt{5} \\ (5 \sqrt{5 {x}^{2} } + 15x) + (5x + 3 \sqrt{5} ) \\ \sqrt{5} x(5x + 3 \sqrt{5} ) + 1(5x + 3 \sqrt{5} ) \\ (5x + 3 \sqrt{5} ) \sqrt{5} x + 1$

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