Question
If (a + b) = 10 and ab = 21, find the value of (a² +
b²).Solution
ATQ, (a + b)² = 10² Or, a² + b² + 2ab = 100 Or, a² + b² + 42 = 100 So, a² + b² = 100 - 42 = 58
Lac insect has which type of mouth part
The presence of certain toxic compounds in seeds can lead to severe health issues if ingested. Which alkaloid, found in the seeds of Argemone mexicana, ...
Sand dunes are commonly seen in:
Etawah Pilot Project was launched under the leadership ofÂ
Whorled type of antenna is found in:
Which of the following statements is wrong with respect to MNREGA
1.   Legal guarantee for 100 days of employment
2.   The Zilla P...
Conversion factor of P into P2O5 is-
……………………………..is the process by which an innovation is communicated through certain channels overtime
...The persons who starts to adopt new practices quickly or at first are called
Water movement in a saturated soil is governed by which law?