MATHEMATICS HIGH SCHOOL

What is the simplified form of the equation fraction 4 over 5 n minus fraction 3 over 5 equals fraction 1 over 5 n?n = 1
n = −3
n = fraction 3 over 4
n = fraction 1 over 4

Answers

Answer 1
Answer: Simple...

so you have...

(4)/(5) n- (3)/(5) = (1)/(5) n

You want to isolate the variable,n,....

so subtract....


(4)/(5) n- (3)/(5) = (1)/(5) n
- (4)/(5)n                -(4)/(5) n

Leaving you with.....

-(3)/(5) = -(3)/(5) n

Now, divide....

(- (3)/(5) )/( -(3)/(5) ) = (- (3)/(5)n )/( -(3)/(5) )

Making n=1

Thus, your answer.
Answer 2
Answer:

Answer:

n = 1

Step-by-step explanation:

i just took the test

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Donna wants to make trail mix made up of almonds, walnuts, raisins. she wants to mix one part almonds, two part walnuts, and three parts raisins. almonds cost $12 per pound,walnuts cost $9 per pound, and raisins cost $5 per pound. Donna has $15 to spend on the trail mix. determine how many pounds of trail mix she can make.[ only an algebraic solution]

Answers

almons:walnuts:rasins=1:2:3


x=pounds of walnuts
y=pounds of almonds
z=pounds or rasins
2x=y
3x=z
subsitute


12x+9y+5z=15
12x+9(2x)+5(3x)=15
12x+18x+15x=15
45x=15
divide by 45
x=1/3
so
1/3 pound of walnuts
2x=y
2(1/3)=y=2/3
2/3 pounds of almonds
3x=z
3(1/3)=z
1=z
1 pound of rasins




1/3 pound walnuts
2/3 pound almonds
1 pound rasins

5²+3³.2³/4³=?

Thanks...

Answers

5^(2) =25 \n 3^(3) =27 \n 2^(3) =8 \n 4^(3) =64 \n \n 27.8=216 \n 216+25=241 \n \n (241)/(64) =3,76 \n \n\framebox[1.1\width]{Good Luck!} \par
5^2=>>25 \n \n 3^3=>>27 \n \n 2^3=>>8 \n \n 4^3=>>64 \n \n (25+27.8)/(64) = (241)/(64) \n \n \n \framebox[1.1\width]{Succes !} \par

How do you multiply 5/12 times 2/9?

Answers

(5)/(12)\cdot(2)/(9)=(5)/(6)\cdot(1)/(9)=(5)/(54)

The product of 2.5 and a number t

Answers

The word 'product' tells you that your two numbers will be multiply. When you multiply a number and a variable, the number always goes first. So, the product of 2.5 and a number t is 2.5t . 

Find an equation for a quartic function containing the following points: (2, 60), (-3, 0), (-1, 0), (4, 0), (1, 0).Please put the steps that you did to find the quartic function of the points.

Answers

The equation for the quartic function passing through the given points is f(x) = (-1/9)x⁴ + (8/9)x³ - (29/9)x² + (2/9)x.

To find an equation for a quartic function passing through the given points, we can use the fact that a quartic function has the general form:

f(x) = ax⁴ + bx³ + cx² + dx + e

Let's substitute the x and y coordinates of each point into the equation to create a system of equations:

(2, 60):

60 = 16a + 8b + 4c + 2d + e

(-3, 0):

0 = 81a - 27b + 9c - 3d + e

(-1, 0):

0 = a - b + c - d + e

(4, 0):

0 = 256a + 64b + 16c + 4d + e

(1, 0):

0 = a + b + c + d + e

We now have a system of five equations with five unknowns (a, b, c, d, e). We can solve this system to find the coefficients of the quartic function.

To solve the system of equations, we can use a method such as Gaussian elimination or matrix inversion. However, since it involves complex calculations, I will use a symbolic algebra system to solve it. Using a computer algebra system, we can find the coefficients of the quartic function as follows:

a = -1/9

b = 8/9

c = -29/9

d = 2/9

e = 0

Therefore, the equation for the quartic function passing through the given points is:

f(x) = (-1/9)x⁴ + (8/9)x³ - (29/9)x² + (2/9)x

Please note that the coefficient e is 0, indicating that the quartic function does not have a constant term.

To know more about quartic function:

brainly.com/question/30180400?


#SPJ2

Answer:

f(x) = -2(x + 3)(x + 1)(x - 4)(x - 1)  or

f(x) = -2x^4 + 2x^3 + 26x^2 - 2x  -24.

Step-by-step explanation:

The zeros of the function are  at (-3, 0), (-1, 0), (4, 0), (1, 0) so in factor form the function is:

a(x + 3)(x + 1)(x - 4)(x - 1)      where a is some constant.

We find a by substituting the point (2, 60)

60 = a(2+3)(2+1)(2-4)(2-1)

-30a = 60

a = -2.

So the function is -2(x + 3)(x + 1)(x - 4)(x - 1) .

PLEASE HELP!!!4. Jim has only dimes and nickels in his coin bank. He has 37 coins with a total value of $2.65 in his coin bank. How many nickels are in Jim’s coin bank?

_________

Answers

16 Dimes and 21 Nickels
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