Question

For the fuction f(x)= 4x-6 evaluate the following H(2.5) and H(-5)

Answer 1

$f(x)=4x-6\\\\ 1.\\ substitute\ x=2,5\\ f(2,5)=4*2,5-6=10-6=4\\\\ 2.\\substitute\ x=-5\\ f(-5)=4*(-5)-6=-20-6=-26$