3) a^2+b^2=c^2
10^2+b^2=26^2
100+b^2=676
100-100+b^2=676-100
b^2=576
√b^2=√576
b=24
The rest are in the picture.
Pardon me please. My writing may look sloppy because I'm on bus
Domain = what x values are used
Range = what y values are used
so duplicates do not matter, ascending ordering is useful.
Then you can find that answer C correctly lists the right values.
$160×.20=3w
160+32=$192 original price