If x = 9 then f(x) = 12
answer
12
Since 1*4=4 inches of waste possible, we need 11.5*4=57 inches of wood (we multiply by 4 since 4 pieces), and given the waste we can have up to 61
The product (-3xy³/2x⁴y)*(4x/-7x²y) = (3xy³/2x⁴y)*(4x/7x²y)=
=(6y)/(7x⁴)
where y≠0
x should not be equal 0 also