Latest TCS Aptitude Question SOLUTION: What is $\sum\limits_{K = 0}^{28} {{3^K}(_K^{28}C)} $ where ${}_K^{28}C$ is the number of ways of choosing k items from 28 items? a. ${2^{56}}$ b. 3* ${2^{27}}$ c. ${3^{29}}$ d.

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(#M40030530) TCS Numerical Ability question Keep an EYE

What is $sumlimits_{K = 0}^{28} {{3^K}(_K^{28}C)} $ where ${}_K^{28}C$ is the number of ways of choosing k items from 28 items?
a. ${2^{56}}$
b. 3* ${2^{27}}$
c. ${3^{29}}$
d. 3* ${4^{27}}$

Asked In TCS Heena Jain (10 years ago)

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