Use the function rule f(x)= 3x-2. find the output f(1.5).

a.2.5
b.–2.5
c.6.5
d.–6.5

The function is:
f ( x ) = 3 x - 2
f ( 1.5 ) = ?
We just have to plug in the value x = 1.5.
f ( 1.5 ) = ( 3 * 1.5 ) - 2
f ( 1.5 ) = 4.5 - 2 = 2.5

A ) 2.5

The correct answer is c