A) 2.75
B) \[\frac{9}{5}\]
C) 4.75
D) 8.5
Correct Answer: D
Solution :
\[\frac{{{(7.5)}^{3}}+1}{{{(7.5)}^{2}}-6.5}=\frac{(7.5+1)[{{(7.5)}^{2}}-7.5\times 1+1]}{{{(7.5)}^{2}}-6.5}\] \[=\frac{8.5\times [{{(7.5)}^{2}}-6.5]}{{{(7.5)}^{2}}-6.5}=8.5\]You need to login to perform this action.
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