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Que. If we define the functions f, g and h that map R into R by :

f(x) = x4, g(x) = √x2 + 1, h(x) = x2 + 72,  then the value of the composite functions ho(gof) and (hog)of are given as
a. x^8 - 71 and x^8 - 71
b. x^8 - 73 and x^8 - 73
c. x^8 + 71 and x^8 + 71
d. x^8 + 73 and x^8 + 73
Answer:x^8 + 73 and x^8 + 73
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