3,21 plus 1/5 2,5 plus 2/3 1 1/3 plus 0,75 20/100 plus 2 2/1 0,2 plus 5/100
1. 3,21 plus 1/5 2,5 plus 2/3 1 1/3 plus 0,75 20/100 plus 2 2/1 0,2 plus 5/100
1. 3,21 + 1/5 = 3,21 + 0,20 = 3,41
2. 2,5 + 2/3 = 5/2 + 2/3
= 12/6 + 4/6 = 16/6 = 3 4/6 = 3 2/3
3. 1 1/3 + 0,75 = 4/3 + 3/4
= 16/12 + 9/12 = 25/12 = 2 1/12
4. 20/100 + 2 2/1 = 1/5 + 4 = 4 1/5
5. 0,2 + 5/100 = 0,2 + 0,05 = 0,25
maaf kalo salah
2. 1. +(plus) + +( plus) = 2. -(minus) + -(minus) =
minus ditambah minus jadinya -2 atau 2 (minus)
+(plus) = +(plus) = +(plus)
-(minus) + -(minus) = -(minus)-(minus) = -(minus)
3. 2 1/3 : 1 1/2 = plus caranya
Hasil dari 2 1/3 : 1 1/2 adalah 1 5/9.
LangkahPengerjaan:
[tex]\begin{aligned}\sf 2 \frac{1}{3} : 1\frac{1}{2} &=\sf \frac{7}{3} : \frac{3}{2} \\ \sf &=\sf \frac{7}{3} \times \frac{2}{3} \\ \sf &= \sf \frac{14}{9} \\ \sf &=\sf 1 \frac{5}{9} \end{aligned}[/tex]
Jadi, hasil dari 2 1/3 : 1 1/2 adalah 1 5/9
Jawaban:
1 5/9
Penjelasan dengan langkah-langkah:
Penjelasan dengan langkah langkah pengerjaan ada di gambar^-^
《 Semoga Membantu 》
< Maaf Kalau Salah >
° Jadikan Jawaban Tercerdas °
4. jika g(x) =x pangkat3 plus 1 per x pangkat 2 plus 1 maka g'(x) =
g(x) = x^3 + 1/x^2 + 1
g(x) = x^3 + x^-2 + 1
g'(x) = 3x^(3-1) + -2x^(-2-1)
g'(x) = 3x^2 - 2x^-3
g'(x) = 3x^2 - 1/2x^3g(x) = (x³ +1)/ (x²+ 1)
u = x³ + 1 --> u' = 3x²
v = x² + 1 --> v' = 2x
g'(x) = u(x)/v(x) = u'v - uv' /v²
g '(x) = {(3x²)(x²+1) - (x³+1)(2x)}/ (x²+1)²
g '(x) = { 3x⁴ + 3x² - 2x⁴ - 2x } / (x² +1)²
g '(x) = (x⁴ + 3x² - 2x) / (x²+1)²
5. 1 1/5 : 0,3 × 2/6 =.............plus tolong jwab??
(1 1/5 ÷ 0,3) × 2/6
= (6/5 ÷ 3/10) × 2/6
= (6/5 × 10/3) × 2/6
= 60/15 × 2/6
= 120/90
= 12/9
= 4/3
= 1 1/3
6. plus tolongin 1/2 - (0,2+3)=....
-2,7
Penjelasan dengan langkah-langkah:
1/2 - (0,2+3)= 0,5 - (0,2 + 3)
= 0,5 - 3,2
= -2,7
Jawaban:
-2,7
Penjelasan dengan langkah-langkah:
½ - (0,2 + 3)
= 0,5 - (0,2 + 3)
= 0,5 - 3,2
= -2,7
✧✦✧✦✧✦✧✦✧✦✧✦✧✦✧✦✧
I Hope This Help#LearnMath
7. (X-1) (3x - 2) plus butuh sekarang
Jawaban:
[tex](x - 1)(3 x - 2) \\ x \times 3x = 3x \\ - 1 \times - 2 = 2 \\ jadi \: 3x + 2[/tex]
Jawaban:
[tex]3 {x}^{2} - 5x + 2[/tex]
8. hasil dari 3 1/3 - 1/2plus cara nya
[tex]3 \frac{1}{3} - \frac{1}{2} [/tex]
[tex] = \frac{3 \times 3 + 1}{3} - \frac{1}{2} [/tex]
[tex] = \frac{10}{3} - \frac{1}{2} [/tex]
[tex] = \frac{10 \times 2}{3 \times 2} - \frac{1 \times 3}{2 \times 3} [/tex]
[tex] = \frac{20}{6} - \frac{3}{6} [/tex]
[tex] = \frac{17}{6} [/tex]
[tex] = 2 \frac{5}{6} [/tex]
Jawaban:
2 5/6
Penjelasan dengan langkah-langkah:
Penjelasan ↓:[tex]3 \frac{1}{3} - \frac{1}{2} = \frac{10}{3} - \frac{1}{2} \\ = \frac{2 \times 10 - 3 \times 1}{6} = \frac{17}{6} = 2 \frac{5}{6} [/tex]
maaf klo slh jdikn yg terbaik dan follow
9. 2×-3(×+1)=5(1-×)plus cara
• PLSV
[tex]2x - 3(x + 1) = 5(1 - x) \\ 2x - 3x - 3 = 5 - 5x \\ - x + 5x = 5 + 3 \\ 4x = 8 \\ x = \frac{8}{4} \\ x = 2[/tex]
#Semangat
10. 2 1/4 - 1/2 - 2/3tolong bantu plus caranya
Jawaban:
2 1/4 - 1/2 - 2/3
= 9/4 - 1/2 - 2/3
= (9/4 x 3/3) - (1/2 x 6/6) - (2/3 x 4/4)
= 27/12 - 6/12 - 8/12
= 13/12
= 1 1/12
Penjelasan dengan langkah-langkah:
[tex] > semoga \: bermanfaat[/tex]
11. 2/1/2hours plus 40 minutes = .........
2 1/2 hours = 150 minutes
40 minutes = 40 minutes
150 + 40 = 190 minutes
12. 1 1/3×4/5×3/2=plus jalannya
1 × 4/5 ×3/2
= 8/10 × 15/10
= 320/10 (sama-sama dibagi 10)
= 32/1 = 321 1/3=4/3×4/5×3/2
=4/3×4/5=16/15×3/2=48/30:2=24/15:3=8/5=1 3/5
13. akar persamaan 3x² - 6x + 1 = 0 adalah A. 3 plus minus √6 B. -3 plus minus √6 C. 1 plus minus 1/3 √6 D. -1 plus minus 1/3 √6 E. 6 plus minus 2√6
3x² - 6x + 1 = 0 --. buat a= 1 dgn membagi 3
x²-2x+ 1/3 = 0
x²-2x = -1/3
x²-2x+1² = -1/3 + 1²
(x-1)² = 2/3
x-1 = √ 2/3 atau x-1 = -√ 2/3
x= 1+√ 2/3 atau x= 1 - √ 2/3
= 1+ 1/3 √6 atau x = 1 - 1/3 √ 6
jawaban yg sesuai :C
14. 4 plus minus 3 dikurang 2 dikurang minus 5 plus minus 1 =
4 + (-3) - 2 - (-5) + (-1)
= 4 + (-3) - 2 + 5 + (-1)
= (4 - 3) - 2 + 5 + (-1)
= 1 - 2 + 5 + (-1)
= -1 + 5 + (-1)
= (5 - 1) + (-1)
= 4 + (-1)
= 4 - 1
= 3
Jawaban:
-7
Penjelasan dengan langkah-langkah:
4 + (-3) - 2 - (-5) + (-1) = -7
15. 1 2/5-1/2+2 1/4 tolong dijawabplus pembahasannya
Jawaban:
[tex]1 \frac{2}{5} - \frac{1}{2} + 2 \frac{1}{4} = \frac{7}{5} - \frac{1}{2} + \frac{9}{4} = \frac{28 - 10 + 45}{20} = \frac{63}{20} = 3 \frac{3}{20} [/tex]
16. 1.3/4 +2 2 1 × 1/6 = plus bantu
Jawaban:
maaf kalo salah
Penjelasan dengan langkah-langkah:
..........
Jawaban:
[tex]1 \frac{5}{12} [/tex]
Penjelasan dengan langkah-langkah:
[tex] \frac{3}{4} + 2 \frac{2}{1} \times \frac{1}{6} = \frac{3}{4} + \frac{4}{1} \times \frac{1}{6} = \frac{3}{4} + \frac{4}{6} = \frac{9}{12} + \frac{8}{12} = \frac{17}{12} = 1 \frac{5}{12} [/tex]
SEMOGABERMANFAAT,FOLOW&LIKE
[tex]{\purple{\boxed{\colorbox{black}{{\cal{ANSWEAR \: BY \: YUSUF14410}}}}}}[/tex]
17. 3/4×1 1/2:1/4 plus tolong dong
Jawab:
Penjelasan dengan langkah-langkah:
3/4×1 1/2:1/4
= 3/4 x 3/2 : 1/4
= 9/12 : 1/4
= 9/12 x 4/1
= 36/12
= 3
18. 1/2-³×16-²=plus bantuin nanti aku follow
Jawaban:
Ada difoto itu jawaban sama caranya yaa
-99/2
Penjelasan dengan langkah-langkah:
Semoga membantu
19. 8 1/3 - 2 1/3 = ( plus caranya Tolong)
Jawaban:
8 1/3 – 2 1/3
= 25/3 – 7/3
= 18/3
= 18 ÷ 3
= 6
Jawaban ;
6
Penjelasan dengan langkah-langkah:
8 1/3 - 2 1/3
= (8 - 2) = 6
= 6 1/3
= 6
20. 1 1/2 - 0,3 = plus carany
11/2 - 0,3
= 11/2 = 55/10 = 5,5
= 5,5 - 0,3
=5,2
maaf kalo salah1/2=0,5
0,5
0,3-
___
0,2
Maaf kalau salah
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