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Schach [20]
4 years ago
15

Simplify the expression

Mathematics
1 answer:
bearhunter [10]4 years ago
7 0
First we want to simplify the denominator
\frac{1}{4} - \frac{5}{2}

to subtract, we convert 5/2 to have a denominator of 4
\frac{1}{4} - \frac{10}{4}
- \frac{9}{4}

now we can put this back into the original problem
\frac{4}{ - \frac{9}{4} }
this equation can also be read as
4 \div - \frac{9}{4}

when dividing, we flip the right side and switch to multiplication
\frac{4}{1} \times - \frac{4}{9} = - \frac{16}{9}

answer = - \frac{16}{9}
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What are the first 5 terms of the sequence generated by the formula an= 2(n!)
kaheart [24]

Answer:

2, 4, 12, 48, 240

Step-by-step explanation:

We have the recursive formula   a_n = 2*(n!)

Find:

a_1 =  2* 1! = 2

a_2 = 2*(2!) = 4

a_3 = 2*(3!) = 2*6 = 12

a_4 = 2*(4!) = 2*24 = 48

a_5 = 2*(5!) = 2*5*24 = 240

3 0
3 years ago
In triangles GHI and RST, ∠G ≅ ∠R, ∠H ≅ ∠S, and segment GI ≅ segment RT. Is this information sufficient to prove triangles GHI a
user100 [1]

The given information is not sufficient to prove ΔGHI and ΔRST are congruent through SSS congruence.

<h3>What is SSS congruence of triangles?</h3>

As per the SSS congruence of a triangle, if all the three sides of a triangle are equal to the all the three corresponding sides of another triangle, then the two triangles are congruent triangle.

Since one side and two angles of the triangle are given, the triangles can not be proved to be congruent as per the SSS congruence of triangles. Hence, the given information is not sufficient to prove ΔGHI and ΔRST are congruent through SSS congruence.

Learn more about SSS Congruence:

brainly.com/question/535562

#SPJ1

3 0
3 years ago
What is greater 150yards or 429 feet or 130yards or 460feet
Arturiano [62]

Hey there!

Let’s turn everything into yards (instead of feet) so we can determine which is greater

To do this, all we have to do is divide 3 (that’s how many feet are in a yard) by 429 & 460 (these are the 2 lengths that are represented by feet)

429 ÷ 3 = 143

460 ÷ 3 = 153.333... (let’s round to 153)

Now, we determine which is greater:

150 yards > 143 yards

So, 150 yards is greater than 143 yards (or 429 feet)

130 yards < 153 yards

So, 130 yards is less than 153 yards (or 460 feet)

Hope this helps you!

God bless ❤️

Brainliest would be appreciated

xXxGolferGirlxXx

3 0
3 years ago
Help me please!!!<br> Thanks
Rainbow [258]

Answer: The square root of 69 is 8.3, which means it lies between the integers 8 & 9.

Step-by-step explanation: hope this helps

7 0
1 year ago
Explain how to estimate 586-321 two different ways
Olenka [21]
One way: estimate 586 to 600 and 321 to 300. Second way: estimate your answer
3 0
3 years ago
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