## The height of two pillars are 25 and 16 cm respectively and the distance between them is x cm. If th….

The height of two pillars are 25 and 16 cm respectively and the distance between them is x cm. If the angle of elevation from one’s foot to other’s top are Q1 & Q2 and Q1+Q2 = 90o then find the value of x.

## Evaluate : sin 75 °….

Evaluate : sin 75 °

## sin 75° का मूल्‍यांकन करें।….

sin 75° का मूल्‍यांकन करें।

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## If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their squ….

If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their squares is

## यदि दो संख्याओं का योग और अंतर क्रमशः 20….

यदि दो संख्याओं का योग और अंतर क्रमशः 20 और 8 है, तो उनके वर्गों का अंतर है

## 5x-1 + 5x+1 = 130, then find the value of x…..

5x-1 + 5x+1 = 130, then find the value of x.

## 5x-1 + 5x+1 = 130, तो x का मान ज्ञात कीजिये।….

5x-1 + 5x+1 = 130, तो x का मान ज्ञात कीजिये।

## If X4 + 1/X4 = 119, then find the value of X3 – 1/X3…..

If X4 + 1/X4 = 119, then find the value of X3 – 1/X3.

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