Show that \( 1+i^{10}+i^{20}+i^{30} \) is a real number.
Show that \( 1+i^{10}+i^{20}+i^{30} \) is a real number.
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions
| 2022-11-17 | निम्नलिखित रोगों के रोगजनक, संक्रमण एवं सक्षणों का संक्षिप्त वर्णन कीजिए- मलेरिया। |
| 2022-11-17 | In the reaction, \( \mathrm{LiH}+\mathrm{AlH}_{3} \longrightarrow \mathrm{LiAlH}_{4}, \mathrm{Al... |
| 2022-11-17 | What kind of tissue is found in the tip of nose, outer ear joints, between adjacent bones of the... |
| 2022-11-17 | Read the statements carefully.
A. Leaf base may bear two lateral small leaf like structures call... |
| 2022-11-17 | 6 लाल रंग की, 5 सफेद रंग की और 5 नीले रंग की गेंदों में से 9 गेंदों के चुनने के तरीकों की संख्या... |
| 2022-11-17 | कीजिए. \[ 2 x-7 y=14 \] |
| 2022-11-17 | Answer the following : What are carburetted water gas and semiwater gas? |
| 2022-11-17 | Cell \( A \) has osmotic pressure of \( -20 \) bars and pressure potential of 5 bars whereas cel... |
| 2022-11-17 | The area of the region lying between the line \( x-y+2=0 \) and the curve \( x=\sqrt{y} \), is
(... |
| 2022-11-17 | Compared to hydrogen the atom of helium has
(A) More mass and is larger in size
(B) More mass an... |
| 2022-11-17 | Show that \( 1+i^{10}+i^{20}+i^{30} \) is a real number. |
| 2022-11-17 | The ionisation potential of hydrogen atom is |
| 2022-11-17 | Two point charges \( +3 \mu \mathrm{C} \) and \( +8 \mu \mathrm{C} \) repel each other with a fo... |
| 2022-11-17 | Fluoride pollution produces necrosis or chlorosis of :
(A) leaf margin and tip
(B) stem
(C) peti... |
| 2022-11-17 | Statement I: If an electron, while coming vertically from outer space, enter the earth's magneti... |
| 2022-11-17 | चित्र \( 1.34 \) में दर्शाए अनुसार \( 10 \mathrm{~cm} \) भुजा के किसी वर्ग के केंद्र से ठीक \( 5... |
| 2022-11-17 | White fibrous tissues are present at the joints of
(A) cranial bones
(B) humerus and glenoid cav... |
| 2022-11-17 | The nuclide \( { }^{198} \mathrm{Au} \), with a half-life of \( 2.70 \mathrm{~d} \), is used in ... |
| 2022-11-17 | When do you refer to a vascular bundle as a closed bundle? |
| 2022-11-17 | If \( x^{3}+y^{3}=3 a x y \), find \( \frac{d y}{d x} \). |
| 2022-11-17 | गैस के अणु अनियमित पथ पर गमन क्यों करते हैं? |
0