Answer:
f(-10) = -2
Step-by-step explanation:
[tex] y =\frac{20}{x}[/tex]
[tex]\implies f(x)=\frac{20}{x}[/tex]
[tex]\implies f(-10)=\frac{20}{-10}[/tex]
[tex]\implies f(-10)=-2[/tex]
-2
sub -10 in place of x and divid to give you -2
