Question

factorise X square + 2 root 2 x minus 30​

Answer 1

Answer:

x^2+2√2x-30=0

x= -b±$\sqrt{b^2-4ac}$/2a

using this formula

x=-2√2±√[8+120]/2

x=-√2±11.31/2

Step-by-step explanation:

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