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Показувати елементи керування програвачем
Автоматичне відтворення
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Checking the potential solutions obtained by raising both sides to the fourth power helps identify if any are extraneous.
x = 6, (6+10)^(1/2) + (7-6)^(1/4) = 16^(1/4) + 1^(1/4) = 2 + 1 = 3.
We know that x-11. x=-10 or x=7 won't work. x=-9 and x=6 work.
X=-9
No
Checking the potential solutions obtained by raising both sides to the fourth power helps identify if any are extraneous.
x = 6, (6+10)^(1/2) + (7-6)^(1/4) = 16^(1/4) + 1^(1/4) = 2 + 1 = 3.
We know that x-11. x=-10 or x=7 won't work. x=-9 and x=6 work.
X=-9
No