Question Progress Exam Paper Progress
53/ 80 Marks
Grade For This Paper
U 1 2 3 4
Here is a number machine.
input
x 5
- 3
output
a) Work out the output when the input is 8
(1)
b) Work out the input when the output is 42
(2)
Total marks: 3
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definition: a circle is the  set of all points in a plane that are equidistant  from a given  point  called the center of the circle. we use the symbol ⊙ to represent a circle. the a line segment from the center of the circle to  any point  on the circle is a radius of the circle.

step-by-step explanation:

i googled it and this is what i got i don't know how it is. sorry.

i can't solve unless i know what the line is

step-by-step explanation:

welcome to/p>