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vagabundo [1.1K]
3 years ago
9

" class="latex-formula"> = -1
find the value of x
Mathematics
2 answers:
ValentinkaMS [17]3 years ago
5 0

Answer:

x=-4

Step-by-step explanation:

-1x4=-4

i hope this helps

AlekseyPX3 years ago
3 0
I’m pretty sure the answer is -4 I hope this helps
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MATH: Composition of two functions...help needed with this problem
Evgesh-ka [11]

The equation of Q(n) is Q(n) = \frac89 * (88n + 23)

<h3>How to determine the formula of Q(n)?</h3>

The functions are given as:

R(d) = \frac89 d

P(n) = 88n + 23

From the question, we understand that:

d = P(n)

This means that:

d = 88n + 23

Substitute d = 88n + 23 in R(d)

R(n) = \frac89 * (88n + 23)

Also, from the question

Q(n) = R(n)

So, we have:

Q(n) = \frac89 * (88n + 23)

Hence, the equation of Q(n) is Q(n) = \frac89 * (88n + 23)

Read more about composite functions at:

brainly.com/question/10687170

#SPJ1

3 0
2 years ago
If the length of AB=12, what is the length of AP?
lara31 [8.8K]

Answer:

AP= 12

Step-by-step explanation:

Here is the complete question: If the length of AB=12, what is the length of AP? picture attached.

Given: AB= 12

          ∠APB= 60°

Remember; sum of all angle of triangle is equal to 180°.

We can look at picture, where two side of triangle is radius of circle.

∴ Angle of two side will also be same for the isosceles triangle.

Lets assume the unknow angle of the triangle be "x".

Now, x+x+60= 180

⇒ 2x+60= 180

subtracting both side by 60

⇒ 2x= 120

∴ x= 60

As now we have all the angle of triangle is 60° (equilateral triangle)

∴ All the side will be same, which is 12

Hence, AP= 12.

7 0
3 years ago
How do you do this? I need help
sammy [17]

Answer:

percents to decimals

a) .02 b) .79 c) 1.35

Step-by-step explanation:

for converting percents to decimals you always move the decimal over to the left 2 times

6 0
3 years ago
Read 2 more answers
See attached file. show all work.
andrew11 [14]

The point-slope form of the equation for a line can be written as

... y = m(x -h) +k . . . . . . . for a line with slope m through point (h, k)

Your function gives

... f'(h) = m

... f(h) = k

a) The tangent line is then

... y = 5(x -2) +3

b) The normal line will have a slope that is the negative reciprocal of that of the tangent line.

... y = (-1/5)(x -2) +3

_____

You asked for "an equation." That's what is provided above. Each can be rearranged to whatever form you like.

In standard form, the tangent line's equation is 5x -y = 7. The normal line's equation is x +5y = 17.

3 0
3 years ago
A student is making cookies for a bake sale. He sells 8 snickerdoodles and 12 chocolate chip
lions [1.4K]

Answer:

Snickerdoodles are 0.22$ each and chocolate chip are 0.43$ each

Step-by-step explanation:

using the information in the problem, you can make 2 separate equations: 8x+12y=6.92 and 5x+5y=3.25, let x= the cost of a snickerdoodle and y= the cost of a chocolate chip cookie.

With the 2 equations, we can isolate the y variable of the first equation and simplify which will give us y= -2/3x +6.92/12.

You can now take that equation and plug it into equation number 2:

5x+5(-2/3x + 6.92/12)=3.25.

solve that equation by multiplying 5 through the brackets: 5x-10/3x+34.6/12=3.25

add common terms: 5/3x=4.4/12

find the value of x, you will get x=0.22

plug the value of x (0.22) into one of your equations and solve for the y-value

8 0
3 years ago
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