2414+414+141
=
=
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2414 chia 6
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Tìm x
a, 12,5 x 4 - x = 4,3+2,6
b, ( x = 0,9 )x( 1 - 0,4 ) = 2414
a, 12,5 x 4 - x = 4,3+2,6
50 - x = 6,9
x=50-6,9
x=43,1
câu b sao lại bằng 0,9 z
Exercise: Read the text and do the task below:
Teenagers need lots of energy because theyre still growing. Kilocalories(kcal) show the amount of energy contained in food and drinks.
A report in 2011cshowed that children aged 13-18 need the average daily energy as follows:
Age Boys Girls
13 2414 kcal 2223 kcal
14 2629 kcal 2342 kcal
15 2820 kcal 2390 kcal
16 2964 kcal 2414 kcal
17 3083 kcal 2462 k...
Đọc tiếp
Exercise: Read the text and do the task below:
Teenagers need lots of energy because they're still growing. Kilocalories(kcal) show the amount of energy contained in food and drinks.
A report in 2011cshowed that children aged 13-18 need the average daily energy as follows:
Age Boys Girls
13 2414 kcal 2223 kcal
14 2629 kcal 2342 kcal
15 2820 kcal 2390 kcal
16 2964 kcal 2414 kcal
17 3083 kcal 2462 kcal
18 3155 kcal 2462 kcal
However, those figures are only a guide. Young people may need more or less energy. Teenagers should eat a healthy, balanced diet because the amount of enrgy they need is important.
The best tile for the text is........
A. A healthy and balanced diet.
B.Do teenagers need energy?
C.How many calories do teenagers needs?
27 tháng 7 2023 lúc 9:17
414 x 528
sos
\(4^{14}\times5^{28}=4^{14}\times5^{2.14}=4^{14}\times\left(5^2\right)^{14}=4^{14}\times25^{14}=\left(4\times25\right)^{14}=100^{14}\)
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318+(96-x)=414
318 + ( 96 - x ) =414
96 - x = 414 - 318
96 - x= 96
x = 96 - 96
x = 0
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318 + ( 96 - x ) = 414
96 - x = 414 - 318
96 - x = 96
x = 96 - 96
x = 0
**** ! ^ - ^
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(327+414)-(-586-73)
(327+414)-(-586-73)
= 714 - ( - 659 )
= 1373
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Tìm x biết
x
+
1
:
1
5
2
7
:
-
4
14
A. x
-
6
5
B. x
11
10
C. x ...
Đọc tiếp
Tìm x biết x + 1 : 1 5 = 2 7 : - 4 14
A. x = - 6 5
B. x = 11 10
C. x = - 11 10
D. x = 6 5
414+510-362-277=
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So sánh: 3^414 và 4^333
\(3^{444}=\left(3^4\right)^{111}=81^{111}\)
\(4^{333}=\left(4^3\right)^{111}=64^{111}\)
Vì \(81>64\)
Nên \(81^{111}>64^{111}\)
Vậy \(3^{444}>4^{333}\)