已知根号(25-x的平方)-根号(15-x的平方)=2,求根号(25-x的平方)+根号(15-x的平方)的值已知根号下(25-x²)-根号下(15-x²)=4,求根号下(25-x²)+根号下(15-x²)的值.这个题
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![已知根号(25-x的平方)-根号(15-x的平方)=2,求根号(25-x的平方)+根号(15-x的平方)的值已知根号下(25-x²)-根号下(15-x²)=4,求根号下(25-x²)+根号下(15-x²)的值.这个题](/uploads/image/z/211944-48-4.jpg?t=%E5%B7%B2%E7%9F%A5%E6%A0%B9%E5%8F%B7%EF%BC%8825-x%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89-%E6%A0%B9%E5%8F%B7%EF%BC%8815-x%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89%3D2%2C%E6%B1%82%E6%A0%B9%E5%8F%B7%EF%BC%8825-x%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89%2B%E6%A0%B9%E5%8F%B7%EF%BC%8815-x%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89%E7%9A%84%E5%80%BC%E5%B7%B2%E7%9F%A5%E6%A0%B9%E5%8F%B7%E4%B8%8B%EF%BC%8825-x%26%23178%3B%EF%BC%89-%E6%A0%B9%E5%8F%B7%E4%B8%8B%EF%BC%8815-x%26%23178%3B%EF%BC%89%3D4%2C%E6%B1%82%E6%A0%B9%E5%8F%B7%E4%B8%8B%EF%BC%8825-x%26%23178%3B%EF%BC%89%2B%E6%A0%B9%E5%8F%B7%E4%B8%8B%EF%BC%8815-x%26%23178%3B%EF%BC%89%E7%9A%84%E5%80%BC.%E8%BF%99%E4%B8%AA%E9%A2%98)
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