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kozerog [31]
3 years ago
12

If the vertex of a parabola is (2,-9) and another point on the curve is (5,18), what is the coefficient of the squared expressio

n in the parabola’s equation?
Helppp!!! will mark Brainliest
Mathematics
1 answer:
Trava [24]3 years ago
6 0

Hi! I just wanted to let you know if you go to the site gizmos, it is an amazing site to help with parabolas and graphing, another place to visit is algebra nation select Algebra 1 though, you can talk 1 on 1 with a math professional!

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So can someone show there work in this one?
mihalych1998 [28]

just separate the ramge and domain

4 0
3 years ago
Which expression is equivalent to 1/4(8-6x+12)
ololo11 [35]
The answer is 5-3/2x. Hope this helps :)
8 0
3 years ago
A farmer wishes to enclose a pasture that is bordered on one side by a river (so one of the four sides wont require fencing) She
docker41 [41]
The area enclosed is (2x)(600-2x).(2x)(600−2x)=1200x−4x2
In order to maximize we need the derivative to be equal to 0.y′=1200−8x=0
1200=8x
x=150
Therefore the sides for maximum area are 150*300.
<span>The area is: 45000</span>
6 0
3 years ago
Read 2 more answers
Approximate the integral integral integral integral f(x, y) dA by dividing the rectangle R with vertices (0, 0), (4, 0), (4, 2),
amm1812

Answer:

Step-by-step explanation:

Approximate the integral \int\int\limits_R {f(x,y)} \, dA by dividing the region R with vertices (0,0),(4,0),(4,2) and (0,2) into eight equal squares.

Find the sum \sum\limits^8_{i=1}f(x_i,y_i)\delta A_i

Since all are equal squares, so \delta A_i=1 for every i

\sum\limits^8_{i=1}f(x_i,y_i)\delta A_i=f(x_1,y_1)\delta A_1+f(x_2,y_2)\delta A_2+f(x_3,y_3)\delta A_3+f(x_4,y_4)\delta A_4+f(x_5,y_5)\delta A_5+f(x_6,y_6)\delta A_6+f(x_7,y_7)\delta A_7+f(x_8,y_8)\delta A_8\\\\=f(0.5,0.5)(1)+f(1.5,0.5)(1)+f(2.5,0.5)(1)+f(3.5,0.5)(1)+f(0.5,1.5)(1)+f(1.5,1.5)(1)+f(2.5,1.5)(1)+f(3.5,1.5)(1)\\\\=0.5+0.5+1.5+0.5+2.5+0.5+3.5+0.5+0.5+1.5+1.5+1.5+2.5+1.5+3.5+1.5\\\\=24

Thus, \sum\limits^8_{i=1}f(x_i,y_i)\delta A_i=24

Evaluating the iterate integral \int\limits^4_0 \int\limits^2_0 {(x+y)} \, dydx=\int\limits^4_0 {[xy+\frac{y^2}{2} ]}\limits^2_0 \, dx =\int\limits^4_0 {[2x+2]}dx\\\\=[x^2+2x]\limits^4_0=24.

Thus, \int\limits^4_0 \int\limits^2_0 {(x+y)} \, dydx=24

7 0
3 years ago
What is the greatest whole number that round to 67400
cupoosta [38]
Since you did not specify the place value, I am assuming that it is the ones place.

Since half of a hundred is 50, and you round up when its half or higher, the greatest whole number would be 49.

Final answer: 67449
7 0
3 years ago
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