(2p²+R²)×(p²-3R²) solve plz
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Answer:
Given
P=2
Q=1
R=3
(i) P²+Q²-R²
= 2²+1²-3²
=4+1-9
=5-9
=-4 Answer
(ii) 2P²-Q²+3R²
= 2×2²-1²+3×3²
=2×4-1+3×9
=8-2+27
=8+25
=33 Answer.
Given
P=2
Q=1
R=3
(i) P²+Q²-R²
= 2²+1²-3²
=4+1-9
=5-9
=-4 Answer
(ii) 2P²-Q²+3R²
= 2×2²-1²+3×3²
=2×4-1+3×9
=8-2+27
=8+25
=33 Answer.
Step-by-step explanation:
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