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Maksim231197 [3]
2 years ago
8

Simplify (3 + √5 )(2 + √5)need the answer ASAP, WILL GIVE BRAINLIEST ​

Mathematics
2 answers:
Oduvanchick [21]2 years ago
8 0

Answer:

the answer is 11+5√5

Step-by-step explanation:

  • B/c (a+b).(c+d)=ac+ad+bc+bad
  • (3+√5)(2+√5)=3.2+3.√5+√5.2+√5√5
  • =6+3√5+2√5+√5√5
  • =6+3√5+2√5+5
  • =11+3√52√5
  • =11+5√5
d1i1m1o1n [39]2 years ago
6 0

Answer:

11 + 5√5

Step-by-step explanation:

6 + 3√5 +2√5 + 5

11 + 5√5

root n * root n = n , which is why there is a 5 at the end

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If 5^n x 5^3 = 5^6, then n is _____.<br><br> A) 18<br> B) 2<br> C) 3<br> D) 9
Eddi Din [679]
<h3>Answer:  C) 3</h3>

The rule we'll use is a^b*a^c = a^(b+c). So we add the exponents.

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Read 2 more answers
I'm confused<br>What is the answer?​
forsale [732]

If <em>c</em> > 0, then <em>f(x</em> - <em>c)</em> is a shift of <em>f(x)</em> by <em>c</em> units to the right, and <em>f(x</em> + <em>c)</em> is a shift by <em>c</em> units to the left.

If <em>d</em> > 0, then <em>f(x)</em> - <em>d</em> is a shift by <em>d</em> units downward, and <em>f(x)</em> + <em>d</em> is a shift by <em>d</em> units upward.

Let <em>g(x)</em> = <em>x</em>. Then <em>f(x)</em> = <em>g(x</em> + <em>a)</em> - <em>b</em> = (<em>x</em> + <em>a</em>) - <em>b</em>. So to get <em>g(x)</em>, we translate <em>f(x)</em> to the left by <em>a</em> units, and down by <em>b</em> units.

Note that we can also interpret the translation as

• a shift upward of <em>a</em> - <em>b</em> units, since

(<em>x</em> + <em>a</em>) - <em>b</em> = <em>x</em> + (<em>a</em> - <em>b</em>)

• a shift <em>b</em> units to the right and <em>a</em> units upward, since

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Vitek1552 [10]

Answer:

A) SUBTRACT 3x by both sides of the bottom equation.

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