Answer= 36.75
3.75x 8 = 30
2.25x3= 6.75
6.75+30=36.75
It's a reflection across the x axis, so the y intercept won't change (12)
f (x) = 3x + 12
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g(x) = -3x + 12
I MAY BE WRONG IM ONLY 80% SURE
Answer:
Step-by-step explanation:
We know that for two similar matrices and exists an invertible matrix for which
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∴
Also
and
∴
so,
We have that an inverse variation in a function is given by:
We must find the value of the constant k.
To do this, we substitute the values of x1 = 12, y1 = 15.
We have then:
Clearing k we have:
Substituting the value of k we have that the inverse variation is:
For y2 = 3 we have:
Clearing x2 we have:
Answer:
PQ = 40 inches
The answer is C