Вопрос школьника по предмету Алгебра
Помог те, прошу.
1. √3² — √18 • √2
2. √6(√24 — 3√6 + √150
3. (√12 — 3√2)(4√3 + √8) — 2√24
Ответ учителя по предмету Алгебра
Объяснение:
1. √3² — √18 • √2 = 3 — √18•2 = 3 — √36 = 3-6= -3
2. √6(√24 — 3√6 + √150) = √6(√6•4 — 3√6 + √25•6) =√6(2√6-3√6+5√6)=√6• 4√6 = 4 • 6 = 24
3. (√12 — 3√2)(4√3+8)-2√24=(2√3-3√2)(4√3+2√2)-2√24=24+4√6-12√6-12-4√6=12-12√6
Похожие вопросы от пользователей
A marketing colleague has given you this advertising text to
check. In some lines there is one wrong word.
If there is a wrong word, write the correct word on your Answer
Sheet. If there is no mistake, put a tick (V) on your Answer Sheet.
… GetlTBack is a data recovery tool. The first version was launching
… in early 2000. It was the first data recovery tool specifically designed
for the … Black Suite operating system. The new version
GetlTBack_Quick can able to … recover any data regardless of the program
which created it! We reckon that … if you purchase a regular data
recovery tool in the past, you probably had … a significant chance of
failure. If you will use GetlTBack_Quick, your success … is guaranteed.
What’s more, GetlTBack is now even more easier to install. Just
select your operating system. That’s all!
1)Can you climb(climb) up that tree?
2)She wanted…………( come) to the party with us.
3)We must………….( be) very careful.
4) May l…………( speak) to John, please?
5) We want………..( stay) in this hotel.
6) What should l……………(do) ?
7) Does he want………..( drive) my new car ?