Answer:
f(- 3) = 8
Step-by-step explanation:
To evaluate f(- 3), substitute x = - 3 into f(x) , that is
f(- 3) = 2(- 3)² - 10 = 2(9) - 10 = 18 - 10 = 8
· Author has 117 answers and 6.1K answer views
If they share the money in ratio 7:n
And Ann had 28%
Thus unit ratio will be 28/7 = 4
Since Bill had 100 - 28 = 72%
Bill ratio will be 72/4 = 18
7:n will be 7:18
Thus the value of n is 18
Answer: 107
Step-by-step explanation:
Hello,
x²+y²-10x+6y+18=0
==>(x²-2*5x+25)+(y²+2*3y+9)+18-25-9=0
==>(x-5)²+(y+3)²=16
Radius is 4.
Center (5,-3)
