5) If f(x)=x2-x, what is f(-5)? A. -30 B. -20 C. 20 D. 30
1 answer:
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Answer:
sorry to answer late but..
Step-by-step explanation:
=
the wings of the real plane are 12 meters or 1200 cm
we want to solve for the scale, sooo do the algebra...get scale by it self..
real * = scale
1200 * = 16
The scale model wings are 16 cm 2.54 cm is one inch so the wings are approx. 6.3 inches