Answer:
I believe it's D.
Step-by-step explanation:
x^2 times x
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Answer:
k= 9/2
decimal form:4.5
mixed number: 4 1/2
Step-by-step explanation:
Answer:
-128
Step-by-step explanation:
Try this solution:
1. if to transform the given equation into the standard form:
x²+y²-4x+6y-3=0;
(x²-4x+4)+(y²+6y+9)-16=0;
(x-2)²+(y+3)²=4²
2. Using the standard form it is possible to find the coordinates of the centre of given circle: x=2; y= -3
answer: b) - (2;-3)
It's about 83.544 sorry if I get it wrong I'm really sorry I add