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yarga [219]
3 years ago
14

Write the Equation Parabola has a vertex at (2,5) and passes through the point (3,7)

Mathematics
1 answer:
spin [16.1K]3 years ago
6 0
Given a vetex (h,k) of a function parabola, the corresponding equation is:
f(x)=a(x-h)^2+k
With (h,k)=(2,5) we get the equation:
f(x)=a(x-2)^2+5
In order to find a, we use the  given point (3,7) like this:
7=a(3-2)^2+5\\7=a+5\\a=7-5=2
The equation is then:
f(x)=2(x-2)^2+5
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Theresa pays $9.56 for 4 pounds of tomatoes. What is the cost of 1 pound of tomatoes?
photoshop1234 [79]

Answer:

$2.39

Step-by-step explanation:

to find the cost of 1 pound , divide the cost of 4 pounds by 4

$9.56 ÷ 4 = $2.39

8 0
2 years ago
I Will give you 5 stars and brainlisted
Jet001 [13]

Answer:

B) Rotation

Step-by-step explanation:

8 0
3 years ago
Given: PSTK is a trapezoid, m∠P=90° SK =13, PK = 12, ST=8 Find: The area of PSTK.
guajiro [1.7K]
<h3>Given</h3>

trapezoid PSTK with ∠P=90°, KS = 13, KP = 12, ST = 8

<h3>Find</h3>

the area of PSTK

<h3>Solution</h3>

It helps to draw a diagram.

∆ KPS is a right triangle with hypotenuse 13 and leg 12. Then the other leg (PS) is given by the Pythagorean theorem as

... KS² = PS² + KP²

... 13² = PS² + 12²

... PS = √(169 -144) = 5

This is the height of the trapezoid, which has bases 12 and 8. Then the area of the trapezoid is

... A = (1/2)(b1 +b2)h

... A = (1/2)(12 +8)·5

... A = 50

The area of trapezoid PSTK is 50 square units.

5 0
3 years ago
The vertical asymptote of the function f(x) = 3 log(x + 3)
ipn [44]

A function has a vertical asymptote where it is not defined, and the logarithm is defined only if its argument is strictly positive: it has a vertical asymptote if its argument is zero, and is not defined if its argument is negative.

So, you have a vertical asymptote where

x+3=0 \iff x=-3

4 0
3 years ago
Please and thank you ????????
borishaifa [10]
Y is 5


40 = 8y \\ y =  \frac{40}{8}  = 5



good luck
5 0
3 years ago
Read 2 more answers
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