What is the sum? 3 over x plus the fraction with numerator 4 and denominator x squared
Answer
A
the fraction with numerator 3 x plus 4 and denominator x cubed
B
the fraction with numerator 3 x plus 4 and denominator x squared
C
7 over x
D
the fraction with numerator 7 and denominator x plus x squared
Explanation
Use x squared as the common denominator. Rewrite 3 over x as 3x over x squared, then add the numerators: (3x + 4) over x squared. This matches “3x plus 4 over x squared.”
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