Find the inverse of the function.f(x) = 5x + 3

A. f-1(x) =  - 3
B. Not a one-to-one function
C. f-1(x) = 
D. f-1(x) = 

Answer: D

Mathematics

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Solve the problem.An honest coin is tossed ten times. The probability that the number of heads is triple the number of tails is

A. .
B. 0.
C. .
D. .
E. none of these

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Find the requested polynomial. Find a polynomial of degree 3 with roots {1 +  , 1 -  , and 5} and f(0) = 10

A. f(x) = x3 + 7x2 - 8x + 10 B. f(x) = x3 - 7x2 + 8x - 10 C. f(x) = x3 - 7x2 + 8x + 10 D. f(x) = x3 - 8x2 + 9x - 10

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Multiply as indicated. If possible, simplify any square roots that appear in the product.( - )2

A. z - 2 + 100
B. z2 - 2z + 10
C. z + 2 + 10
D. z - 2 + 10

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Find the exact function value if it exists.sin 0°

A. Undefined
B.
C. 1
D. 0

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Mathematics