simplify: 4+√5÷4-√5+4-√5÷4+√5
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Answer:
Step-by-step explanation:
= 4+/5÷4-/5×4+/5÷4+/5 + 4-/5÷4+/5×4-/5÷4-/5
= 4^2+8/5+5÷ 4^2-(/5)^2+4^2-8/5+5÷4^2-(/5)^2
= 21+8/5÷11+21-8/5÷11
= 42÷11
here / means root..
Ans is 42÷11
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