Factorise 21x²+24x+3
Answers
Answered by
1
Answer:
(x+1)(21x+3)
Step-by-step explanation:
21x^2+24x+3
=21x^2+(21+3)x+3
=21x^2+21x+3x+3
=21x(x+1)+3(x+1)
=(x+1)(21x+3)
Answered by
1
Answer:
21x^2 +24x + 3
21x^2 + 21x +3x +3
21x (x+1) +3(x+1)
(21x+3)(x+1)
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