2. (3q +7p² – 2r9 + 4) – (4 p2 - 2q + 713 - 3) = ?
(a) (p2 + 2q +5r 3 +1)
(b) (11p² +7 +5r +1
(c) (-3p2 - 5q +9r 3 - 7)
(d) (3p+5q -9r +
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Answer:
3p^2-706+5q-2r9
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