Answer:
F(x)=13x-12
Step-by-step explanation:
Function which best models the data measure by Tyrel from February to June for the average monthly temperature is,
[tex]f(x)=11x+1[/tex]
How to model the data from graph?Graph is a way to represent the data of the two or more variable. The linear or quadratic function, can be model with the data given in graph.
Linear model- The highest power of unknown variable in linear model is 1.To construct the linear model with the values given in the graph, the slope of the two lines should be equal.Quadratic model- The highest power of unknown variable in linear model is 2. To construct the quadratic model, the standard form of quadratic equation must satisfy for all the of the data table.Here, in the problem, Tyrel measured the average monthly temperature in degrees Fahrenheit for several months.
February is set to equal to 2 and June is equal to 6. The image for the average monthly temperature for the given problem is attached below.
Thus, the value of march should be, 3 and temperature of is near to 40 F⁰.This input and output value, can obtaind by the 2 nd option which is,
[tex]f(x)=11x+1[/tex]
Thus, the function which best models the data measure by Tyrel from February to June for the average monthly temperature is,
[tex]f(x)=11x+1[/tex]
Learn more about the model a graph here;
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b. (4,-7)
C. (-7,-10)
2. Tentukan persamaan garis yang melalui titik (12, -8) dan sejajar dengan garis
yang persamaannya sebagai berikut
a. Gy = 4x +18
b. 5x + 2y =14
molalui titik (-18, 7) dan tegak lurus dengan
Answer:
b)-3
c)17
d)-11
Step-by-step explanation:
4,-7)
-3
Maggie says that if the expression was 12÷3to the second power, you would divide before simplifying 3 to the second power. Is she right? Explain
Answer:
Maggie is incorrect.
Step-by-step explanation:
PEMDAS tells us the order of operations and the steps of solving a mathematical statement. It states that exponents must be performed before multiplication or division.
P - Parentheses
E - Exponents
M - Multiplication
D - Division
A - Addition
S - Subtraction
Therefore, to solve 12÷3² correctly, 3² needs to be simplified to 9 before dividing.
I hope this helps!
Mr.Campbell promised to donate $0.40 per lay-up the basketball teams make at their home games. If he donated $112.50 ,how many lay-ups did the Wildcats make? choose the anwser but show your work A) 5 ,B)56,C)17,D)282
Answer:
D) 282
Step-by-step explanation:
Tom and Katie are discussing the sequence 3n - 4
Tom says 34 is a term in the sequence.
Katie says 41 is a term in the sequence.
Answer:
only katie
Step-by-step explanation:
34 is not a term in the sequence but 41 is, so in this case, only katie is correct
Raina bought 6 CDs that were each the same price. Including sales tax, she paid a total of $73.20. of that total, S7.80 was tax. What was the price of each
before tax?
Answer:
$4.40
Step-by-step explanation: First you divide 73.20 by 6 to get 12.2. Thats how much each costs with tax. Then you have to take tax off so 12.2-7.80=4.4. So $4.40.
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How many 500 mg capsules of an antibiotic are needed to provide a dose
of 25mg/kg/day for a week for a patient weighing 220lb?
Answer:
If the normal daily dose of the drug for adults is 3 mg/kg/day, administered in three ... Calculate the number of tablets to dispense to a patient weighing 147 lb. ... are needed to provide 50 mg/kg/day for 10 days for a person weighing 176 lb? 160 ... How many milliliters of an injection containing 500 mg per 25 mL
Step-by-step explanation:
ndsvjnvf
Given matrix A below, calculate det[A] twice using minors and cofactors
[tex]A = \left[\begin{array}{ccc}1&2&3\\3&4&5\\6&7&8\end{array}\right][/tex]
Pivot on:
a) row 2, and also
b) column 3
Answer:
a. 3(16-21) - 4(8-18) +5(7-12) = -15 + 40 - 25 = 0
b. 3(21-24) - 5(7-12) + 8(4-6) = -9 + 25 - 16 = 0
Paige had 18 dollars. She spent 6 of these dollars
Answer:
It would be 18-6 = 12
Step-by-step explanation:
Answer:
C, E
Step-by-step explanation:
We are looking for 12 dollars as a result of her spending 6 of 18.
A = 24
B = -12
C = 12 CORRECT
D = -24
E = 12 CORRECT
F = -12
Equations from Tables
3. Two campgrounds rent a campsite for one night
according to the following table.
Write an equation for "Sunnyside Campground"
below." DO NOT SOLVE, THAT IS FOR SLIDE #5
Number of campers Sunnyside Campground Green Mountain Campground
1
$58
$40
2
$66
$50
3
$74
$60
4
$82
$70
Answer:
8
Step-by-step explanation:
Find the product of (5ab)(2ab)
Answer:
10a²b² is the answer
Hope this helps you :)
Answer:
isnt that 10ab??
Step-by-step explanation:
What is the slope of the line that passes through (-12, -5) and (0, -8)?
Answer:
-3/12
Step-by-step explanation:
The areas of sectors ACB and DEF are equal. what expression gives the values of x?show your work
Answer:
I think this is right thanks :)
which expression is equivalent to 3(x-2)+2x
A. -x
B. 3x
C. 5x-2
D. 5x-6
Find the value of x.
Answer:
C
Step-by-step explanation:
We're given the adjecent and we're looking for the hypotenuse so we'll have to use cosine ratio.
11 / cos 38 = 13.959.....
x = 14.0
We can also use the tangent ratio to look for the opposite and then use pythagorean to find the hypotenuse.
11(tan 38) = 8.594......
8.594.....² + 11² = 194.859......
Square root of 194.859..... = 13.959.......
Can you PLEASE HELP ME!!!
Answer:
The correct answer would be B I believe
Step-by-step explanation:
Two high schools are going on a field trip. One rents 8 vans and 9 buses for 228 students. The other rents 4 vans and 5 buses for 124 students. How many people can you fit in a van? How many people can you fit in a bus?
Answer:
No. pp you can fit in a van: 6,
No. pp you can fit in a bus: 20
Step-by-step explanation:
Let v = # of pp in vans, and let b = # of pp in buses:
8v + 9b = 228,
4v + 5b = 124
If we solve this system of equations by substitution, we isolate the first eq. for v and then substitute into the bottom eq:
v = 228-9b/8,
Substitute v = 228-9b/8 into bottom eq:
[4 * 228-9b/8 + 5b = 125]
[228+b/2=124]
[228+b = 248]
[b = 20]
Now substitute 20 to find no. of pp in the vans:
v = 228 - 9(20)/8 = 228 - 180/8 = 48/8 = 6
3. A $50 pair of shoes is discounted by 15% What will be the new
price of the shoes?
Answer:
$42.50
Step-by-step explanation:
15% = .15
50 x .15 = 7.5
50 - 7.5 = 42.5
pls help me ASAP!! what is the surface area of this design? a) 288in b) 256in c) 96in d) 160in
Answer:
b) 256 inches
Step-by-step explanation:
8x5x2 = 80 (top & bottom)
8x5x2 = 80 (front & back)
8x8x2 = 128 (gross area of 2 sides)
4x4x2 =32 (delete this for side cutouts) Guessing the cutoff dimension on
left side is 4m inch.
80+80+128-32 = 256 inches
(-1.3x-4.5)−(−2.1x+3.6)
step by step pls
Tell whether (4, 27) is a solution of y=3x+15
Answer:
Yes
Step-by-step explanation:
We have two properties for our question :
(4, 27)
y = 3x + 15
We are being asked whether the point (4, 27) is a solution of y = 3x + 15
So how do we figure this out? Well, what we have to know first that (4, 27) represents a variable, 4 which is the run on the graph, represents x in a solution. And 27 which is the rise on the graph, represents y in the solution. So when asking for a solution with two points, all we must do is substitute x and y for the two coordinates.
y = 3x + 15
y = 27 and x = 4
27 = 3(4) + 15
27 = 12 + 15
27 = 27
Since this equation is true with the respected variables, therefore signifies that (4,27) is a solution of y = 3x + 15
Answer:
yeee
Step-by-step explanation:
Colin invests £2350 into a savings account. The bank gives 4.2% compound interest for the first 4 years and 4.9% thereafter. How much will Colin have after 10 years to the nearest pound?
help quickly
Answer:
£3692
Step-by-step explanation:
A = p(1 + r/n)^nt
Where,
A = future value
P = principal = £2350
r = interest rate = 4.2% = 0.042
n = number of periods = 1(annual)
t = time = 4 years
A = p(1 + r/n)^nt
= 2350(1 + 0.042/1)^1*4
= 2350(1 + 0.042)^4
= 2350(1.042)^4
= 2350(1.5789)
= 2770.42
A = £2770.42
Total years = 10
Remaining years = 10 - 4
= 6 years
Remaining 6 years
P = £2770.42
r = 4.9% = 0.049
n = 1
t = 6
A = p(1 + r/n)^nt
= 2770.42(1 + 0.049/1)^1*6
= 2770.42(1 + 0.049)^6
= 2770.42(1.049)^6
= 2770.42(1.3325)
= 3691.59
A = £3691.59
Approximately £3692
Find the ratio of x to y.
5x = 8y
Answer:
x/y = 8/5
x to y is 8/5 I hope this helps
Answer:
It's so simple in the questions.. "Find the ratio of x to y.
5x = 8y"
Step-by-step explanation:
x = y , 5x = 8y
x : y
5: 8
Its hidden in the question sometimes u just need ur mind on it.
Multiply the two polynomials and write your answer in standard form – 3x (4x - 2)
Answer:
-12x^2+6x
Step-by-step explanation:
-3x(4x-2)
-12x^2+6x
The standard form of the polynomial is -12x² +6x.
What is a polynomial?A polynomial is an equation made up of exponents, constants, and variables that is combined using mathematical operations including addition, subtraction, multiplication, and division.
The given expression is – 3x (4x - 2)
Solving further,
–3x (4x - 2)
=-12x² +6x.
The standard form of the polynomial is -12x² +6x after multiplying – 3x (4x - 2)
To learn more about the Polynomials;
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find the exact value of the composite function show work
Answer:
[tex]\frac{2x}{\sqrt{4x^{2} -1} }[/tex]
Step-by-step explanation:
This function can be written as:
[tex]\frac{1}{cos(sin^{-1}(\frac{1}{2x})) }[/tex]
[tex]sin^{-1}(\frac{1}{2x})[/tex] means the angle whose sine is 1/(2x). This implies that the denominator is the cosine of the angle whose sine is 1/(2x)
Think of a right triangle and consider the angle with this sine. Then the opposite side has length 1 and the hypotenuse has length 2x. The Pythagorean theorem then implies that the adjacent side is
[tex]\sqrt{4x^{2} -1}[/tex]
The cosine of the angle is adjacent over hypotenuse, so the cosine is
[tex]\frac{\sqrt{4x^{2} -1}}{2x}[/tex]
The secant is the inverse of the cosine, so the answer is
[tex]\frac{2x}{\sqrt{4x^{2} -1} }[/tex]
Please answer correctly !!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!
Answer:
7.2 units
Step-by-step explanation:
[tex]d=\sqrt{(x_{2}-x_{1})^2 + (y_{2}- y_{1})^2 } \\d= \sqrt{(-4+8)^2 + (-5-1)^2} \\d= \sqrt{4^2 + (-6)^2} \\d=\sqrt{16+36} \\d=\sqrt{52} \\d=7.22[/tex]
6×(80÷4+2×3+5)-7 solve
Answer:
the answer you can try is
186x-7
Answer:
1853
Step-by-step explanation:
6(80/4+2*3+5)-7, 6(31)-7, 1860-7=1853
PLZ HELP
What can each term of the equation be multiplied by to eliminate the fractions before solving? LX 5 +27 = 5+x 2 4 16
7x – 3y = 25
4x+5=y
Answer:
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form: (−8,−27)
Equation Form: x=−8,y=−27
pls help meh
6th grade math
Answer:
% = 50
Step-by-step explanation:
% 9
-- = --
100 18
Multiply 9 times 100, that equals 900. Divide 900 by 18, which = 50.