Factorise fully the following: a) x² + x b) 3x - 9x^2 c) 7x^3 – 35x d) 4x^3 + 24x^2
1 answer:
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Answer:
It is an irrational number, as a decimal rounded to the tenth place is 1.7
Step-by-step explanation:
All square roots are irrational numbers