4. Find the percent of decrease from 340 to 150. Round to the nearest tenth of a
2 answers:
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First get the tangent vectors by differentiating r1 and r2
Evaluate at t=0
Use identity for angle between 2 vectors:
Evaluate dot product and unit vectors:
Sub into identity and solve for theta:
Answer:
Angle of intersection is about 79 degrees.
Evaluate at t=0
Use identity for angle between 2 vectors:
Evaluate dot product and unit vectors:
Sub into identity and solve for theta:
Answer:
Angle of intersection is about 79 degrees.