Предмет: Алгебра, автор: shevchenkoviktor4678

Обчисліть значення виразу (9,√13)²​

Ответы

Автор ответа: ominousggted
0
(9,√13)² = (9², (√13)²) = (81, 13) = 81 + 13 = 94.
Автор ответа: dobra888
0

Відповідь:   1053 .

Пояснення:

     (9√13)²​ = 9² * ( √13 )² = 81 * 13 = 1053 .

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АНГЛИЙСКИЙ. ПОМОГИТЕ. СРОЧНО.
№ 1. Выберите верный вариант.
1. The picture ____ in the 18th century.
a) had painted b) painted c) was painted
2. Jane asked the boy where______ from.
a) did he come b) does he come c) he came
3. They _________ for two hours before we decided to take a break.
a) have been playing b) had been playing c) have been playing
4. The eco-helpers _____ half of the rubbish on the beach by the time Jeff arrived.
a) had cleaned up b) had been cleaning up c) have cleaned up
5. Mike tells _____ stories I`ve ever heard.
a) the funniest b) most funny c) funnier
6. A good way to ____ a problem is to think about it calmly and carefully.
a) beat b) win c) gain
7. Don`t be late! The train ______ at 5: 00 pm.
a) will leave b) leaving c) leaves
8. After all the passengers had _____ the plane, it took off.
a) caught b) boarded c) caught
9.When I asked him if he knew anything about the accident, he just ____ his shoulders and said nothing.
a) crossed b) shrugged c) clenched
10. I`ll never forget _____ to school for the first time.
a) to go b) going c) go
11. When I came home, dinner ___ already __ by my mum.
a) was cooked b) had cooked c) had been cooked
12. I`m so tired. I _____ all day!
a) studied b) have been studying c) was studying
13. I ______a book when somebody knocked the door.
a) read b) had been reading c) was reading
14. I can`t go out with you tonight. I _____ my colleague .
a) am meeting b) meet c) have met
15. Look how nice me room is now! I _____ the waalls.
a) painted b) was painting c) have painted
16. She is by far ____ girl in our class.
a) more beautiful B0 the beautifullest c) the most beautiful
17. Can you get me ____ eggs from the market. Just 4 or 5.
a) a little b) a few c) few
18. How _____ lessons do you have on Monday?
a) many b) much c) a lot of
19. The work must ____ right now!
a) do b) doing c) be done
20. Mary told us that she ______ to our place the following summer.
a) would come b) came c) will come