Samyukta
Samyukta Samyukta
  • 24-10-2021
  • Mathematics
contestada

Rationalise I) 6/√5+√2
ii) 1/8+5√2​

Respuesta :

VirαtKσhli
VirαtKσhli VirαtKσhli
  • 24-10-2021

Given :

  • 6/√5+2
  • 1/8+5√2

To find :-

  • The denominator in rationalized form .

Solution :-

Using Identity :-

  • a² - b² = (a+b)(a-b)

Solution 1:-

  • 6/√5+2
  • 6(√5-2)/(√5+2)(√5-2)
  • 6(√5-2)/√5²-2²
  • 6(√5-2)/5-4
  • 6√5 - 12

Solution 2:-

  • 1/8+5√2
  • 1(8-5√2)/(8+5√2)(8-5√2)
  • 8-5√2/8²-(5√2)²
  • 8-5√2/64-50
  • 8-5√2/14
Answer Link

Otras preguntas

"Don't it s'prise you de way dem kings carries on, Huck?" "No," I says, "it don't." "Why don't it, Huck?" "Well, it don't, because it's in the breed. I recko
figure a below is translated 4 units left and 1 unit down and then reflected over the y-axis which best explains whether figure B is the image of figure a under
What does the Harlem renaissance reveal about African American culture in the 1920’s
What does h(40) =1400 mean in terms of the problem ?
Could I pls get some help on this question? I need to find the angles and could u pls tell me the working out??
Is this right I need to know ASAP.
Which description is correct for the polynomial (pic)​
Researchers have defined the marketing problem. what is the next step in the marketing research process? A. Interpret the data. B. Design the study. C. Recommen
Suppose Congress tried to create new laws that violate the Constitution. Could the president and/or the Supreme Court block Congress’s actions? If so, how?
Calculate the shaded areas for c and d