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sesenic [268]
2 years ago
7

Which expressions are equivalent to this exponential expression?.

Mathematics
1 answer:
Aleks [24]2 years ago
7 0

The expression is equivalent to 5^2.

Given

Expression; \rm \dfrac{(5^2)^{-3}\times 5^4}{5^{-4}}

<h3>Exponential expression;</h3>

The definition of exponential form is a way of writing a number that is multiplied by itself more than once.

To solve the exponential equation follow all the steps given below.

Therefore,

The expression is equivalent to;

\rm =\dfrac{(5^2)^{-3}\times 5^4}{5^{-4}}\\\\=\rm \dfrac{(5)^{-6}\times 5^4}{5^{-4}}\\\\=\rm \dfrac{(5)^{-6+4}}{5^{-4}}\\\\=\rm \dfrac{5^{-2}}{5^{-4}}\\\\=5^{-2+4}\\\\=5^2

Hence, the expression is equivalent to 5^2.

To know more about expression click the link given below.

brainly.com/question/11865504

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Find the area of the triangle<br> A)<br> B)<br> 09<br> 11 ft2<br> D)<br> 224²
Romashka-Z-Leto [24]

Answer:

A

Step-by-step explanation:

Area of a triangle = \frac{bh}{2}

where b = base length and h = height

the triangle shown has a base length of 2 and 1/2 and a height 4. and 2/5

So area =

\frac{2\frac{1}{2} *4\frac{2}{5} }{2} \\\\2\frac{1}{2} *4\frac{2}{5} =11\\\\\frac{11}{2} =5.5

5.5 also = 5\frac{1}{2}

Hence, the correct answer is A

7 0
2 years ago
Rewrite the equation by completing the square 4x^2+20x+25=0<br><br> (x+__)^2=___
arsen [322]

Answer:

I got

x =  -  \frac{5}{2}

8 0
3 years ago
Find the value of z in the similar figures (round to the nearest tenth)
MrRa [10]
As they are similar figures,we can use the ratio of the side to find out the value of z.

The only side that both have the value indicated is 4 and 6,therefore we would use it to find the ratio.

The eqaution would be:
6/4 = z/8
3/2 = z/8
3×8 = 2z
z = 24/2
z = 12

Thus the value of z is 12.

Hope it helps!
4 0
3 years ago
What is the solution to the compound inequality 3x-8&gt;-5 and 2x-7&lt;5
-BARSIC- [3]

Answer:

<h2>1 < x < 6 ⇒ x ∈ (1, 6)</h2>

Step-by-step explanation:

3x - 8  > -5              <em>add 8 to both sides</em>

3x > 3        <em>divide both sides by 3</em>

x > 1

2x - 7 < 5            <em>add 7 to both sides</em>

2x < 12          <em>divide both sides by 2</em>

x < 6

From x > 1 and x < 6 we have the solution 1 < x < 6 ⇒ x ∈ (1, 6)

6 0
3 years ago
Find the value of 48 - 32 = 4.2.<br> 8
MariettaO [177]

Answer:

48 - 16 = 32

Step-by-step explanation:

Use the PEMDAS method to help you solve the problem.

Parenthesis

Exponents

Multiply (Left to right)

Divide (Left to right)

Add (Left to right)

Subtract (Left to right)

32 ÷ 4 = 8

8 x 2 = 16

48 - 16 = 32

3 0
3 years ago
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