majarekowska05 majarekowska05

29-06-2020
Mathematics

contestada

Use a= √a b= √5 c= √10
to work out the value of ac/b
Give your answer in its simplest form.

Respuesta :

Stephen46 Stephen46

29-06-2020

Answer:

a = √a b = √5 c = √10

ac/b = (√a)(√10)/√5

= √ 10 × a /√5

= √10a / √5

Rationalize the surd

√10a ×√5/(√5)²

= √50a /5

= 5√2a/ 5

= √2a

The final answer is √2a

Hope this helps

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