x2-4x-21 का गुणनखण्ड है
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Answered by
0
Answer:
lol
Step-by-step explanation:
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Answered by
0
Answer:
Step-by-step explanation:
Which two numbers add up to -4−4 and multiply to -21−21?
-7−7 and 33
Rewrite the expression using the above.
(x-7)(x+3)
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