X - the number of plants in 8 in pots
y - the number of plants in 10 in pots

4 plants in 8 in pots and 2 in 10 in pots.
Answer:
Step-by-step explanation:
by theorem :
f continu in [1 , 2]
f(1)×f(2) < 0 because : f(1) = -1 and f(2) = 15
so the equation f(x)=0 has at least one real root between x=1 and x=2
so :
The triangles are isosceles. The following notation are for the angles. For example ABD is refer to the angle located in the B vertex, formed by the segments AB and BD.


Then

Answer:
13/99
Step-by-step explanation:
First convert the expression, turn 13 into 13/1: 13/1 × 1/99
Next you multiply: 13/1 × 1/99 = 13/99