Find the (Instantaneous) Velocity at Time T = 2 Seconds $h ( t ) = - 16 t ^ { 2 } + 60 t + 30$

question 156

Multiple Choice

Find the (instantaneous) velocity at time t = 2 seconds for a falling object where the height function is given by $h ( t ) = - 16 t ^ { 2 } + 60 t + 30$ in feet.

• A) 86 feet/second
• B) 28 feet/second
• C) -86 feet/second
• D) 4 feet/second
• E) -4 feet/second

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Definitions:

Double-Blind Studies

Experimental procedures in which neither the subjects nor the experimenters know which individuals are receiving the treatment versus a placebo, to prevent bias.

Placebo Effect

A beneficial effect, produced by a placebo drug or treatment, that cannot be attributed to the properties of the placebo itself, and must therefore be due to the patient's belief in that treatment.

Gender Bias

A predisposition or preconceived notion that leads to unfair treatment or assessment of people based on their gender.

Male Behavior

Actions, attitudes, or responses that are traditionally or typically associated with men or male roles in a society.