Đưa dạng toàn phương về dạng chính tắc q(x, y, z) = 2xy + 4xz + y2 − 4yz + 4z2
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Tìm cơ sở q-chính tắc. Cơ sở này có phải là cơ sở trực giao không?

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing

step-by-step explanation:

7

step-by-step explanation:

i'm assuming you need to figure out how many campers go into each tent.

i got the answer by:

24+4=28

28/4=7  

drop out of school or go to quizlet, quizlet is better

step-by-step explanation: