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Find (F + G)(x) f(x)=x2+4,g(x)=7−xf ( x ) = x ^ { 2 } + 4 , g ( x ) = \sqrt { 7 - x }

Question 47

Multiple Choice

Find (f + g) (x) . f(x) =x2+4,g(x) =7−xf ( x ) = x ^ { 2 } + 4 , g ( x ) = \sqrt { 7 - x }


A) x2+4−7−xx ^ { 2 } + 4 - \sqrt { 7 - x }
B) x2+4+7−xx ^ { 2 } + 4 + \sqrt { 7 - x }
C) x2−4+7+xx ^ { 2 } - 4 + \sqrt { 7 + x }
D) x2−4−7−xx ^ { 2 } - 4 - \sqrt { 7 - x }
E) x2−4+7−xx ^ { 2 } - 4 + \sqrt { 7 - x }

Correct Answer:

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