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laiz [17]
4 years ago
11

Multiply the following and express your answer in appropriate scientific notation:

Mathematics
1 answer:
omeli [17]4 years ago
3 0

Step-by-step explanation:

(2.9 \times 10^{23}) \times (1.1 \times 10^{-43}) \\  = 2.9 \times 1.1 \times 10^{23 - 43} \\  = 3.19 \times 10^{ - 20}

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I shall mark u brainliest for the right answer and must be well explained
vichka [17]

Hello!

I believe the answer is 58°.

Explanation: In order to find this answer, we must first add up the two numbers; 87+35. After adding, your solution should be 122. In order to be a triangle, all of the degrees must all add up to 180°. Next we must subtract 122 from 180. After subtracting, the answer is 58. Therefor your answer is 58°.

6 0
3 years ago
What is equivalent to 2/3 - (-3/4) + 5/4 ​
qaws [65]

Answer:

Simplify the expression.

Exact Form:

8

3

Decimal Form:

2.

¯

6

Mixed Number Form:

2

2

3

Step-by-step explanation:

4 0
3 years ago
Which value of x satisfy the following equation 24x - 18 - 18x - 30 = 96
Scilla [17]

Answer:

(24x-18x)( -18-30)

6x-48

8 0
3 years ago
What is the aswer ??????​
avanturin [10]

Answer:

<em>5</em><em> </em><em>is </em><em>correct</em><em> </em><em>answer</em>

Step-by-step explanation:

I hope it helps you

6 0
3 years ago
Read 2 more answers
Persamaan garis lurus yang melalui titik potong garis dengan persamaan 2x+5y=1 dan x-3y=-5 serta tegak lurus garis dengan persam
Novosadov [1.4K]

pertama menemukan tempat di mana dua persamaan mencegat<span>
2x+5y=1
x-3y=-5
</span>
kalikan persamaan kedua ( x - 3y = -5 ) oleh -2
-2x+6y=10
<span>tambahkan dua persamaan bersama-sama
2x+5=1
<u>-2x+6y=10 +</u>
0x+11y=11
</span>
11y=11
<span>membagi kedua sisi dengan 11
y=1
</span>
subsitute y = 1 untuk y dalam semua persamaan untuk memecahkan x
x-3y=-5
x-3(1)=-5
x-3=5
x=8

x=8
y=1
(x,y)
<span>titik persimpangan adalah ( 8,1 )

</span>
<span>untuk membuat menemukan garis tegak lurus lebih mudah , mengkonversi persamaan terakhir ke bentuk lereng - intercept
2x-y+5=0
2x+5=y
y=2x+5
</span>
<span>garis tegak lurus memiliki kemiringan yang , bila dikalikan dengan kemiringan garis lainnya , memberikan -1
y=mx+b
m=</span>lereng

y=2x+5
2 <span>dikalikan x=-1
x=-1/2
y=-1/2x+b
</span><span>subsitute ( 8,1 ) ke dalam persamaan dan memecahkan untuk b
x=8
y=1
1=-1/2(8)+b
1=-4+b</span>
tambahkan 4 untuk kedua belah pihak
5=b
<span>persamaan adalah y=-1/2+5
</span>
<span>( Catatan : Saya menggunakan google translate )</span>



7 0
4 years ago
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