Answer:
The height of the second cylinder is 30mm
Step-by-step explanation:
Given
Cylinder 1:


Cylinder 2

See attachment
Required
Determine h, the height of the small one
To do this, we make use of the following equivalent ratios;

This gives:

Express as fraction

Simplify

Cross multiply


-1
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Step-by-step explanation:
4-17x^2+16=0 s
Calculate multiply
20-17x^2=0
Reoder the term
-17x^2+20=0
Calculate the discriminat
D=0^2-4x(-17)x20
Simplify
D=1360
The quadric equation has 2 real solutions
So your Solution is :
2 real solutions
Answer:
6
Step-by-step explanation:
lower quarter is 10
higher quarter is 16
16-10=6