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DIA [1.3K]
3 years ago
10

Someone please help me??

Mathematics
1 answer:
lapo4ka [179]3 years ago
7 0
The standard equation of a circle with centre (xc,yc) and radius R is given by

(x-x_c)^2+(y-y_c)^2=R^2

Substituting
centre (xc,yc) = (4,-3)
R=2.5

The equation is therefore

(x-x_c)^2+(y-y_c)^2=R^2
(x-4)^2+(y-(-3))^2=2.5^2
(x-4)^2+(y+3)^2=2.5^2  or
(x-4)^2+(y+3)^2=6.25
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A cooking show currently has about 223,00 regular viewers. The number of regular viewers has been decreasing at a rate of 4.7% p
Mazyrski [523]
The best prediction for the number of regular spectators that the program will have in 6 years is obtained with the following formula:
 Pf = Po×(1-b) ^ t
 Where:
 Pf = final population
 Po = initial population
 b = decrease rate
 t = timpo in years
 So:
 Pf = 223.00×(1-0.047) ^ 6
 Pf = 167,056
 The answer is the last option.
5 0
3 years ago
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s) the degree of th
Artyom0805 [142]

Answer:

Degree of the function = 5

y-intercept = (0, 12)

Step-by-step explanation:

Degree of a polynomial function is determined by the degree of the term having highest degree.

In the given function,

f(x) = -(x + 1)²(2x - 3)(x + 2)²

(x + 1)² → highest degree term = x²

(2x - 3) → highest degree term = x

(x + 2)² → highest degree term = x²

When we multiply these terms,

(x + 1)²(2x - 3)(x + 2)² highest degree term of the function will be,

x^{2} \times x \times x^{2} = x^{5}

Therefore, degree of the function = 5

For y-intercept,

f(0) = -(0 + 1)²(0 - 3)(0 + 2)² = 12

Therefore, y-intercept of the function is (0, 12)

3 0
3 years ago
What is the sum of 18 tenths and 82 hundredths?​ A 0.100 B26.2. C100 D 2.62​
Bond [772]

Answer:

100

Step-by-step explanation:

it is C

sum means add +

4 0
3 years ago
How to rewrite√-49 -4 in complex number notation
stira [4]
Sqrt(49)*sqrt (-1) -4 = 7i-4
5 0
3 years ago
What value of x that will make x/3 - 2 = - 11/4
Leto [7]

Answer:

x = -9/4

Step-by-step explanation:

x/3 - 2 = - 11/4

Add 2 to each side

x/3 - 2+2 = - 11/4+2

Get a common denominator on the right

x/3 = -11/4 + 8/4

x/3 = -3/4

Multiply each side by 3

x/3*3 = -3/4 *3

x = -9/4

3 0
3 years ago
Read 2 more answers
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