physics
A particle moves along the y axis according to y(t)=(3.5 m/s^2)t^2 - (9.0 m/s)t + 5.0 m. (a) What is the particle's velocity as a function of time? (b) What is the particle's acceleration at t=2.0 s?
physics
An object has an acceleration of +1.4 m/s2. At t=4.0 s, its velocity is -4.5 m/s. a) Find the object's velocities at t=1.0 s and t=7.0 s.
algebra
What is the value for the coefficient determinant (D) in the following system? 4x – 3y = 16 3x + 7y = –25 A. –37 B. –19 C. 37 D. 52
math
The price of a shirt is reduced by 30% to $14. What was the original price of the shirt?
math
Verify cos(x-3pi/2)=-sin x
Math
Find the formula for piecewise function f(x) = ____ if x < or equal to -1 ____ if -1 < x < or equal to 2 ____ if x > 2 Thanks! I got -1, x, and 2. Am I right?
Chemistry
Would PV=nRT apply to this? if so, how do I find "n"?
Chemistry
Would PV=nRT apply to this? if so, how do I find "n"?
Chemistry
what volume of oxygen gas measured at 25C and 760 torr is required to react with 1.0L of methane measured under the same conditions of temperature and pressure?
BUSINESS
1. Which one of the following is not a benefit to the employer when offering an ESOP? (Points : 1) maintains a stable work force owner can sell stock to a friend results in a dilution of value of the stock ESOT can borrow money under favorable conditions 2. All but which one ...
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