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Solve the following equations transformable to quadratic equations. A. 1. 1 -+-= x 11 2. 2 x+1 4 2 +- 2 x 2 3. x- 3 B. Solve A bus covers a distance of 90 km at a uniform speed. Had the speed been 15 km/hour nmore it would have taken 30 minutes less for the journey. Find the original speed of the bus. a If the difference between a number and its recinrocal is 24/5, find the number. 6

Solve the following equations transformable to quadratic equations. A. 1. 1 -+-= x 11 2. 2 x+1 4 2 +- 2 x 2 3. x- 3 B. Solve A bus covers a distance of 90 km at a uniform speed. Had the speed been 15 km/hour nmore it would have taken 30 minutes less for the journey. Find the original speed of the bus. a If the difference between a number and its recinrocal is 24/5, find the number. 6

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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1. A bus covers a distance of 90 km at a uniform speed. Had the speed been 15 A. Solve the following equations transformable to quadratic equations, 1. 1 11 2 x+1 3. 2 x 1 x- 3 2 B. Solve km/hour more it would have taken 30 minutes less for the journey. Find the original speed of the bus. a Jf the difference between a number and its recinrocal is 24/5, find the number. 415 2. x一2
Transcribed Image Text:1. A bus covers a distance of 90 km at a uniform speed. Had the speed been 15 A. Solve the following equations transformable to quadratic equations, 1. 1 11 2 x+1 3. 2 x 1 x- 3 2 B. Solve km/hour more it would have taken 30 minutes less for the journey. Find the original speed of the bus. a Jf the difference between a number and its recinrocal is 24/5, find the number. 415 2. x一2
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