Question

4√2-4√8+3√32-√32:√2
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Answer 1

(4√2-4√8+3√32-√32):√2=(4√2-4•2√2+3•4√2-4√2):√2=4√2-8√2+12√2-4√2)•(1/√2)=(4√2)•(1/√2)=4