Math, asked by k3al1panasreeptifam, 1 year ago

Rationalize the denominator of 4+7root5-5root7

Answers

Answered by kukukej

2

4+7root÷5root7 ×5root7÷5root7= 4+5×7÷25×7= 9×7÷175=63÷175= 9÷27

Previous Question

Next Question

Similar questions

Math, 8 months ago

find the average of 4/5;3/5 and 2/5...

Physics, 8 months ago

. In the given figure, electrolyte, positive and negative electrode respectively are *...

Math, 8 months ago

the length and breadth of a rectangle are(6±0.1)and(3±0.2)cm. Calculate the area of rectangle with error limit...

English, 1 year ago

Alternet ending of "a shady plot"...

Science, 1 year ago

What is the height of a large cyclone?

Science, 1 year ago

Sita wiped the leaves of the plants growing in her garden with oil to make them shiny . After a few days the leaves became yellow and started to dry. Why do you think this happened?

Physics, 1 year ago

a girl weighing 50kg is standing on pencil heels, each having an area of cross-section of 1cm.square. An elephant weighing 200kg and whose foot covers an area of cross-section of 250cm.square standing on the floor. Which of the 2 exerts more pressure? Note: {Pressure=force/area, force=mass × acceleration due to gravity (i.e.10)} Also note that area of one shoe and leg is 1cm and 250cm sqaure...

Math, 1 year ago

Is 2 + root 3 a rational or a irrational number? why?