Question

F Factorise
1
o
x² + 25x + 142​

Answer 1

Answer:

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Answer 2

Answer:

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Step-by-step explanation:

x² + 25x + 144

=> x² + (16 + 9)x + 144

=> x² + 16x + 9x + 144

=> x(x + 16) +9(x + 16)

=> (x + 16)(x + 9)