999C02-999C12-999C22 -999C32 -999C42- -999C9992 - 0

165

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Question

${^{999} C_{0}}^{2} - {^{999} C_{1}}^{2} + {^{999} C_{2}}^{2} - {^{999} C_{3}}^{2} + {^{999} C_{4}}^{2} - \dots - {^{999} C_{999}}^{2} = 0$

True

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False

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Solution

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Similar questions

What is the scientific notation of 165000000000000?

⎡ ⎢ ⎢ ⎢ ⎣ \begin{matrix} 1 & 0 & 0 & 0 0 & 4 & 0 & 0 0 & 0 & - 1 & 0 0 & 0 & 0 & - 3 \end{matrix} ⎤ ⎥ ⎥ ⎥ ⎦

⎛ ⎜ ⎜ ⎜ ⎝ \begin{matrix} 1 & 0 & 0 & 0 0 & 1 & 0 & 0 0 & 0 & 1 & 0 0 & 0 & 0 & 1 \end{matrix} ⎞ ⎟ ⎟ ⎟ ⎠

Question 21
Which of the following statements is not true?

(A) 0 + 0 = 0
(B) 0 – 0 = 0
(C) 0 × 0 = 0
(D) 0 ÷ 0 = 0

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