Answer Each Question Appropriately $\frac { \mathrm { ds } } { \mathrm { dt } } = 9.8 \mathrm { t } - 3$

question 9

Multiple Choice

Answer each question appropriately.
-Suppose the velocity of a body moving along the s-axis is $\frac { \mathrm { ds } } { \mathrm { dt } } = 9.8 \mathrm { t } - 3$ .
Find the body's displacement over the time interval from $t = 3$ to $t = 7$ given that $s = 3$ when $t = 0$ .

• A) 184
• B) 4
• C) 208
• D) 39.2