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03.01.2020 •
Mathematics
Factor 2pq - 5qr + 10r - 4p.
a)
(q - 10)(p - 5r)
b)
(q - 2)(2p - 5r)
eliminate
c)
(2q - 2)(2p - 5r)
d)
(q - 2)(10p - 4r)
Solved
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Ответ:
2pq - 5qr + 10r - 4p = 2pq - 4p - 5qr + 10r
= 2pq - 4p - (5qr - 10r)
= 2p(q - 2) - 5r(q - 2)
= (q - 2)(2p - 5r)
Ответ:
5
Step-by-step explanation: