Question

Please help and fast

Answer 1

A the slope of the line is 1

to calculate the slope m , use the ' gradient formula '

m = ( y₂ - y₁ ) /( x₂ - x₁ )

where (x₁, y₁ ) = 6, 3) and (x₂, y₂ ) = (9, 6)

m = $\frac{6 - 3}{9 - 6}$ = $\frac{3}{3}$ = 1