Mathematics, 04.04.2021 21:30 babygreg2001p97abr
Use deductive reasoning to tell whether each statement is true or false. If it is
false, give a counterexample.
22. For all real numbers a and b, a - b = -b + a.
23. For all real numbers p, q and r, p - 4-r=p-r-q.
24. For all real numbers x, y and z, (x + y) + z = z + (x + y).
25. For all real numbers m and n, m. n = n. m.
Answers: 1
Mathematics, 21.06.2019 14:30
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?
Answers: 3
Mathematics, 21.06.2019 22:00
The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm
Answers: 1
Mathematics, 22.06.2019 01:00
Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?
Answers: 2
Use deductive reasoning to tell whether each statement is true or false. If it is
false, give a cou...
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