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Natalka [10]
3 years ago
8

Find the value of 105 squred using bionomial expansion using (a+b) squred=a squred+2ab + b squred

Mathematics
1 answer:
skad [1K]3 years ago
8 0

Answer:

<h2>11025</h2>

Step-by-step explanation:

<h3>to understand this</h3><h3>you need to know about: </h3>
  • algebra
<h3>let's solve:</h3>
  1. \sf rewrite \: 105 \: as \: 100 + 5 :  \\  \sf (100 + 5 {)}^{2}
  2. \sf use \: (a + b {)}^{2}  =  {a}^{2}  + 2ab +  {b}^{2} \:  to \: simplify :  \\  \sf  {100}^{2}  + 2.100.5 +  {5}^{2}
  3. \sf simplify \: squres :  \\  \sf 10000 + 2.100.5 + 25
  4. \sf simplify \: multipication :  \\  \sf10000 + 1000 + 25
  5. \sf simplify \: addition :  \\  \sf \: 11025
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If y varies directly as x and inversely as z,what is the correct equation describing the relationship between x,y,and z?​
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<h2>VARIATION</h2>

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<h3>QUESTION:</h3>

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<h3>ANSWER:</h3>

The givén problem is an ēxample of <u>Combinēd </u><u>Variation</u>. So the córrect equation for this problem is this:

  • y =  \frac{kx}{z}

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7 0
3 years ago
1. My number has two digits.
lana [24]

\implies {\blue {\boxed {\boxed {\purple {\sf {Your\:answer\:is\:59.}}}}}}

\sf \bf {\boxed {\mathbb {Step-by-step\:explanation:}}}

1. My number has two digits.

  • 59 is a two-digit number. ✔

2. Double my number is less than 150.

  • Double of 59 is 118, which is less than 150. ✔

3. I am not divisible by 12.

  • Since 59 is an odd number, hence it is not divisible by 12. ✔

4. My digits are different from each other.

  • The digits 5 and 9 are different. ✔

5. The second digit in my number is divisible by an odd number.

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6. My first digit is less than my second digit.

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7. My digits add up to 14.

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Therefore, the required number is \sf\pink{59}.

\large\mathfrak{{\pmb{\underline{\orange{Mystique35 }}{\orange{❦}}}}}

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3 years ago
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Answer:

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