Answer:
24 eight-digit code.
Step-by-step explanation:
Frequency : 0 : 4
2 : 2
4 : 2
In total there are Eight (8) numbers and 3 frequent number ( which are 0, 2, 4 )
∴ 8 × 3 = 24.
Answer:
Height of the object is 68.6 cm.
Step-by-step explanation:
The height of the object can be determined by:
=
From the given question;
object distance from pinhole = 3.6 m = 360 cm
image distance from pinhole = 4.2 cm
height of image = 0.8 cm
So that;
=
⇒ object height =
=
= 68.571
object height = 68.6 cm
Thus, the height of the object is 68.6 cm.
Answer:
i don't know
Step-by-step explanation:
Answer:
(x-5)
Step-by-step explanation:
factor the equation and the sign is x-5 because the equation has to be negative at the 25.