Answer:
2
Step-by-step explanation:
2 is non-linear because it is not a straight line
F(0.75)= 3/2 sq. root 3
F(9)= 9
F(7)= 3 sq. root 7
b) x= +-1
x=+-4
x= +- 49/9
12 hours
hope its right and it helps
300/25
Reducing 3 from numerator and denominator,
20²+21² = x²
841= x²
x= 29
nearest tenth = 30
