So I don't know to solve this
1 answer:
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The correct representation of the scale is 1 inch:2 feet
<h3>What are scale ratios?</h3>Scale ratios are used to show the relationship between quantities of different measurements
The scale is given as:
1 inch = 2 feet
Represent the above scale, as ratio
Hence, the correct representation of the scale is 1 inch:2 feet
Read more about scales at:
The value of k is
Given:
x-y=k.............(eq i)
2x²+y²-15..............(eq ii)
We would make y the subject formula in eq ii
2x²+y²-15= 0
2x² + y²= 15
y²= 15-2x²
y= ...........(eq iii)
Substitute the value of y into eq i
x-(= k
x- (= k
k=
Read more about simultaneous equations here:
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