Question: thank you for your time 7. sin(7 + x) equals a. -sinx b. sinx C. COSX d. -cosx e. none of these 8. The slope

thank you for your time

7. sin(7 + x) equals a. -sinx b. sinx C. COSX d. -cosx e. none of these 8. The slope of the secant to a position (distance) - time graph represents the: a. instantaneous velocity b. average velocity c. instantaneous acceleration d. average acceleration e. none of these. 9. From the function: y =- cos 5(x + ) , the period is 4 5T a. 1 5 -rad b. 2 rad C. 4 d. A UI e. none of these

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