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  1. Why is (#root (3) (-216))^5# equal to +7776 instead of negative?

    The real cube root of -216, which is -6, since (-6)^3 = -216. Complex interpretation As a complex valued function of complex numbers, f (x) = x^3 is many to one, so we have to make a choice when we …

  2. Is the statement true or false: numbers in the domain of a radical ...

    False Radical functions include cube (and higher odd degree) roots, which are defined for any radicand. The function f(x) = x^3 is one to one from (-oo, oo) onto (-oo, oo), with inverse f^(-1)(x) = root(3)(x) …

  3. How do you find the square root of 16562? - Socratic

    sqrt(16562) approx 128.699 The ancient greeks used to compute square roots by sucessive approximations. Given a number N for which they need to compute the square root and given an …

  4. Answers created by Dean R. - Socratic

    Please Explain ? A ship leaves a port on a bearing of 073° and sails 63km. The ship then changes course and sails a further 60km on a bearing of 110° where it anchors. When it anchors it is 95km …

  5. Question #9ddf0 - Socratic

    Oct 1, 2016 · 422 3 ÷ 1 3 = 422 3 × 3 = 42 ×3 + 2 3 ×3 = 126 + 2 = 128 I used the following properties of division and multiplication: division by a fraction is the same as multiplication by the fraction's …

  6. How do you find square roots? + Example - Socratic

    Explanation: #color (white) ()# How to find the square root of an integer Given a positive integer, it is often helpful to express it as the product of its prime factors first. For example, to find the square root …

  7. How to do 22nd question without hit and trial method? - Socratic

    3. 2 Two ways of this: First way (more complicated): If 97-x=u and x=v, then we also have 97-v=u and x=u. Essentially, we can have a solution for root(4)(97-x)+root(4)(x)=5, and there is another value of …

  8. How do you use the Rational Root Theorem to factorise

    Applying the rational root theorem to x3 + x2 −12 a0 = 12;an = 1 The divisors of a0 are 1,2,3,4,6,12 The divisor of an is 1 So, we must check the following rational numbers as potential roots of the …

  9. Find the limit or explain why it diverges? - Socratic

    Jul 20, 2017 · Find the limit of #sqrt (9n^2-5n+3)/root (4) (16n^4-7n^3+4n+1)# Calculus

  10. Question #0321b - Socratic

    See explanation. a. Calculate the inverse function. y=x^3-18 y+18=x^3 x=root (3) (y+18) So the inverse function is: g (x)=root (3) (x+18) b. Calculate the derrivative ...