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Leni [432]
3 years ago
6

HELP ME PLEASEEEEE PLEASEEEEE

Mathematics
1 answer:
viktelen [127]3 years ago
5 0

Answer:

5.46π cm³

Step-by-step explanation:

Volume of sphere= 4/3πr³

= 4/3×π×(1.6)³ cm³

=5.46π cm³

hope this helped you!

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The nth term of a sequence is n^2 + 20.
Olegator [25]

Answer:

\large\boxed{a)\ 21,\ 24,\ 29}\\\boxed{b)\ \text{five terms}}

Step-by-step explanation:

a_n=n^2+20\\\\a)\\\\\text{Substitute}\ n=1,\ n=2\ \text{and}\ n=3\ \text{to the }\ a_n:\\\\a_1=1^2+20=1+20=21\\\\a_2=2^2+20=4+20=24\\\\a_3=3^2+20=9+20=29

b)\\\\\text{You have to solve the inequality:}\\\\n^2+20

3 0
3 years ago
A metal bar weighs 7 Kg. 93% of the bar is Silver. How many Kgs of silver is there in the bar?​
Sindrei [870]
<h3>Solution:</h3>

<u>From the given data</u>

<u>93% of the bar is silver :</u>

\small\bold{ → 93\%    \: \: of \: \:   7kg}

\small \bold{→\frac{93}{100}  \times 7 }

\small \bold{→ \frac{651}{100}  }

\small \bold{→ 6.51 \: kg  }

<u>Therefore, 6.51 Kg of Silver is there in the bar.</u>

8 0
2 years ago
Read 2 more answers
Let H be the set of real numbers less than or equal to eleven
rusak2 [61]

Answer:

The answer would be Set: "S" = the set of natural numbers greater than 11.

Hope this helps!

3 0
1 year ago
-4/5t+2/5=2/3<br> what is the value of t?
zvonat [6]

Answer:

answer would be -2/5

Step-by-step explanation:

i think thats what you mean i hope this helps

7 0
3 years ago
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Which expression is equivalent to 6(x – 4)?<br> 0 -6x + 4<br> o 6x - 4<br> 0 6x - 24<br> 0 -6x + 24
Anika [276]

Answer:

6x-24

Step-by-step explanation:

The 6 multiplies each part in the parenthesis. So 6 * x = 6x and 6 * -4 = -24

5 0
3 years ago
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