Apr 22, 12:02:48 AM
An element with a mass of 120 grams decays by 27.5% per minute. To the nearest
tenth of a minute, how long will it be until there are 2 grams of the element
remaining?

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attempt 2 out of 2

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2