A. Write ✓ on the line if the given equation is a circle; otherwise write x. If the equation defines a circle, determine its center and its radius. 2. x² + 2x-y² +1-4 = 0

Q: Expand to write an equivalent expression-12(-2x+4y)

A: Given that 12(-2x+4y) To Expand to write an equivalent expression

Q: Divide showing your work to receive full credit (a* + 45a +18a?) - 9a

A:

Q: Betty and Bob has a magic bank which after t weeks has 5 X 2T dollars. When will they be…

A: The given expression is,

Q: 20 |メ-71 |メ-51

A:

Q: Evaluate 7(x - 3) / (2x - 16) for x = 9

A:

Q: Divide (3ど+19x+80: (x45)

A:

Q: can you show the table that you used

A: Given that, The sample size is, n = 45 The population mean is, μ=105 The population standard…

Q: Simplify

A: 4a2b4-a32b2

Q: (; 3s + 8 s2 + 2s +5

A: Some of the properties of inverse Laplace  L-1ss2+a2=cosatL-1as2+a2=sinatL-1F(s-a)=eatL-1F(s)

Q: ドoy そ+| 4x

A:

Q: Evaluate 5(x + 2) / (2x-14)  for x = 10

A: The given expression is 5x+22x-14.

Q: 6х12-2хго)

A:

Q: Evaluate (4r +1) dr -2

A:

Q: Evaluate x- 8 for x = 21.

A:

Q: Calculate (+4) (-2) – (-2)

A: Given query is to find the value of the expression.

Q: why is the one on the left? and why does it go after 2 instead of 3?

A:

Q: Make the addition table for ℤ6.

A: Elements of Z6 = {0,1,2,3,4,5}

Q: simplify z-6z

A:

Q: Find A when (A-1 – 21)T = –2 1 0

A: To find A, find the inverse of A-1