Multiple Choice
As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_9f5a_acd2_c10dcb984e94_TB8634_11.jpg)
A) ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_9f5b_acd2_65640ee30c5d_TB8634_11.jpg)
B) ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_9f5c_acd2_c3a75aa7ab2a_TB8634_11.jpg)
C) ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_c66d_acd2_0bac6770cb12_TB8634_11.jpg)
D) ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_c66e_acd2_8b5b9d1ef9da_TB8634_11.jpg)
E) ![As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 4 cm/sec? A) B) C) D) E)](https://d2lvgg3v3hfg70.cloudfront.net/TB8634/11eb7cb3_b061_c66f_acd2_1bf85508a84f_TB8634_11.jpg)
Correct Answer:
Verified
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