Answer:
Step-by-step explanation:
radius=4 as it is tangent to x-axis.
y co-ordinate of center is 4 so radius=4
eq. of circle is (x-2)²+(y-4)²=4²
or x²-4x+4+y²-8y+16=16
or x²+y²-4x-8y+4=0
Answer:
0.5
Step-by-step explanation:
It is what it is
Answer: 6 or -6
hello,
Step-by-step explanation:
Let say n the number
Answer:
it's a(n)=a(n-1)+a(n-2)
this is also known as Fibonacci sequence
0
1
1
2
3
5
8
13
21
34
55
89
144
233
377
610