What is the center of the circle X2 + y2 = 28+ 3x?

The center is .

The problem:

What is the center of the circle X2 + y2 = 28+ 3x?

Step-by-step explanation:

We need to put anything with an together and anything with a together:

Subtract on both sides:

We need to complete the square for 's. The 's are already done.

Keep in mind: on both sides so we can use this identity for the left side with the 's:

So the center is .

The radius is .

answer: the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

step-by-step explanation:

the given rate of interest i= 85%

in calculating the monthly payment for a loan with an interest rate compounded monthly, the value of the interest rate per period we use in the formula must be in decimal form.

to convert it in decimal, we divide it by 100, we get

hence, the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

560

step-by-step explanation:

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