If p = 3,4 =-5, and r = 4,
(i) p2 - 2qr
Answers
Answered by
1
Answer:
(3)²-2(-5)(4)
9-2(-20)
9+40
49
Answered by
2
Step-by-step explanation:
3²-2× -5×4
9-(-40)
9+40
49
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