isa1206 isa1206

09-02-2021
Mathematics

contestada

a: b = 2:7
a² = 36
Work out the two possible values of b.

Respuesta :

DeepakThakur DeepakThakur

09-02-2021

Answer:

21

Step-by-step explanation:

Given:a²=36

a=✓36

a=6

a:b=2:7

6:b=2:7

can be written as

6/b=2/7

2b=6*7

b=6*7/2

b=21

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