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ICE Princess25 [194]
2 years ago
15

Kent multiplies both sides of the equation below by an expression. k startfraction 12 over k endfraction = 8 then he moves all t

he terms to one side of the equal sign in the resulting equation. which equation must he solve now? k squared minus 8 k minus 12 = 0 k squared 8 k 12 = 0 k squared minus 8 12 = 0 k squared minus 8 k 12 = 0
Mathematics
2 answers:
salantis [7]2 years ago
8 0

Answer:

k^2-8k+12=0

D is correct

Step-by-step explanation:

EDG 2022

Pepsi [2]2 years ago
6 0

The resulting value of k is 12/7.

<h3>What is a fraction?</h3>

Fractions are the numerical values that are a part of the whole. A whole can be an object or a group of objects.

The steps below are presented in order to arrive at the value of k of the given equation.

First, multiply both sides of the equation by the variable k since the left-hand side of the equation has it in the denominator.

The solution of the equation will be;

\rm      \dfrac{k+12}{k}(k) = 8(k)\\\\\dfrac{k+12}{k}=8\\\\k+12=8k\\\\8k-k=12\\\\ 7k=12\\\\k =\dfrac{12}{7}

Hence, the resulting value of k is 12/7.

To know more about fractions click the link given below.

brainly.com/question/3174308

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The expression (4z + 3)(z - 2) is equivalent to
harkovskaia [24]

(4z + 3)(z - 2)=4z^2-8z+3z-6=4z^2-5z-6

8 0
4 years ago
A 1×6 square unit rectangular grid has to be covered with six 1×1 square unit tiles. Three of the tiles are yellow, two are whit
Scilla [17]

Answer:

60

Step-by-step explanation:

3 0
3 years ago
If 3,669 people lived in Marlboro,new York and Brooklyn new York had 681 as many people how many more people live in Brooklyn th
xenn [34]
Just add,


3,669
+ 681
———-
4,350 more people.
4 0
3 years ago
If f(1) = 2 and f(n+1) = f(n)^2 – 3 then find the value of f(3).
Inga [223]

Answer:

The value of f(3) = -2.

Step-by-step explanation:

First of all, let's find f(2).

f(n+1)=f(n)^{2}-3

f(1+1)=f(1)^{2}-3

f(2)=f(1)^{2}-3=2^{2}-3=1

Now, we can find f(3):

f(2+1)=f(2)^{2}-3

f(3)=f(2)^{2}-3=1^{2}-3=-2

Therefore, the value of f(3) = -2.

I hope it helps you!

4 0
3 years ago
A square has a diagonal length of 10 ft. Draw a diagram and determine the perimeter of the square.
denpristay [2]

The perimeter of the square is: 20\sqrt2 ft

Step-by-step explanation:

The picture is attached with the answer.

the diagonal of a square divides it into two right angled-triangles.

We can use one of the triangle to find the length of side as the diagonal will be the hypotenuse of the triangle

Let a be the side of the square, then according to Pythagoras theorem

d^2=a^2+a^2\\(10)^2 = 2a^2\\2a^2=100

Dividing both sides by 2

\frac{2a^2}{2}=\frac{100}{2}\\a^2=50

Taking Square root on both sides

\sqrt{a^2}=\sqrt{50}\\a=\sqrt{25*2}\\a=\sqrt{5^2 * 2}\\a=5\sqrt{2}\ ft

Now,

P = 4a\\P = 4 * 5\sqrt{2}\\=20\sqrt{2}\ ft

Hence,

The perimeter of the square is: 20\sqrt2 ft

Keywords: Perimeter, Pythagoras Theorem

Learn more about Square at:

  • brainly.com/question/3306327
  • brainly.com/question/3375830

#learnwithBrainly

5 0
4 years ago
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