You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "final_velocity", "description": "Calculates the final velocity of an object given its initial velocity, acceleration, and time.", "parameters": {"initial_velocity": {"description": "The initial velocity of the object.", "type": "float"}, "acceleration": {"description": "The acceleration of the object.", "type": "float"}, "time": {"description": "The time elapsed.", "type": "float"}}}, {"name": "probability_of_consecutive_rolls", "description": "Calculates the probability of rolling a specific value on a die consecutively for a given number of rolls.", "parameters": {"target_value": {"description": "The desired value to be rolled.", "type": "int", "default": 6}, "num_rolls": {"description": "The number of consecutive rolls.", "type": "int", "default": 6}, "num_sides": {"description": "The number of sides on the die. Defaults to 6.", "type": "int, optional"}}}, {"name": "future_investment_value", "description": "Calculates the future value of an investment based on the present value, annual interest rate, and number of years.", "parameters": {"present_value": {"description": "The present value of the investment.", "type": "float"}, "annual_interest_rate": {"description": "The annual interest rate as a decimal (e.g., 0.05 for 5%).", "type": "float"}, "years": {"description": "The number of years the investment will grow.", "type": "int"}}}, {"name": "cell_density", "description": "Calculates the cell density based on the optical density (OD) and dilution factor.", "parameters": {"od": {"description": "The optical density of the sample.", "type": "float", "default": 1000000000.0}, "dilution": {"description": "The dilution factor applied to the sample.", "type": "int", "default": 1000000000.0}, "factor": {"description": "The calibration factor for converting OD to cell density. Defaults to 1e9.", "type": "float, optional"}}}, {"name": "independent_samples_t_test", "description": "Conducts a two-sample independent t-test and returns the t-statistic, p-value, and conclusion.", "parameters": {"sample1": {"description": "The first sample of observations.", "type": "List[float]", "default": 0.05}, "sample2": {"description": "The second sample of observations.", "type": "List[float]", "default": 0.05}, "alpha": {"description": "The significance level of the test. Defaults to 0.05.", "type": "float, optional"}}}]
What is the final velocity of an object that starts with an initial velocity of 20 m/s, accelerates at a rate of 3 m/s^2 for 4 seconds? Also, what is the probability of rolling a 4 on a four-sided die consecutively for 3 rolls?
user
assistant
[{"name": "final_velocity", "arguments": {"initial_velocity": 20, "acceleration": 3, "time": 4}}, {"name": "probability_of_consecutive_rolls", "arguments": {"target_value": 4, "num_rolls": 3, "num_sides": 4}}]