alexdub9649
30.09.2019 •
Mathematics
Solve four square root of two plus five square root of four and explain whether the answer is rational or irrational. the answer four square root of two plus ten is irrational because the sum of a rational number and irrational number is an irrational number. the answer nine square root of six is irrational because the sum of a rational number and irrational number is an irrational number. the answer four square root of two plus ten is rational because the sum of a rational number and irrational number is a rational number. the answer nine square root of six is rational because the sum of a rational number and irrational number is a rational number.
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Ответ:
A.The answer four square root of two plus ten is irrational because the sum of a rational number and irrational number is an irrational number.
Step-by-step explanation:
Given the question as 4√2 + 5√4 the sum is
4√2 + 5*√4
4√2 + 5*2
4√2 + 10
Putting an irrational number in decimal form, it goes on forever without repeating.
4*√2 +10 = 4× 1.41421356237 +10
=15.6568542495which irrational
Ответ: