what is the answer here this subject is math
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Answered by
1
Answer:
A2+7a+49 ,16x2-20x+25
Step-by-step explanation:
this the explanation. b .1.x2+9y2+16z2
2.100 p2 +25q2-9r2
Answered by
0
Answer:
A.1)a2+49
A.2)16x-25
this is the answer
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