Multiple Choice
d varies directly with the square of r . If d = 80 when r = 2, find d when r = 3.
A) d = 9
B) d = 180
C) d = 36
D) d = 60
E) d = 400
Correct Answer:

Verified
Correct Answer:
Verified
Q178: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Let Evaluate
Q179: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Let and
Q180: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Let Evaluate
Q181: y varies inversely with the square of
Q182: y varies directly with x . If
Q184: The following graph shows the relationship between
Q185: y varies directly with x . If
Q186: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Let Evaluate
Q187: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Let Evaluate
Q188: d varies directly with the square of