3: (x+1) (x+3) 4: (y+6) (y+4) 5: (z-5) (z+3) 6: (a+8) (a-3) 7: (g-7) (g-2) 8: (n-6) (n-4) 9: (3m+1) (m+9) 10: (2p-4) (3p+2) 11: (6-5s) (2-s)

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

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 exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3