Question

if root 13_ a root (10) = root 8+root 5 then a​

Answer 1

a = -4

Step-by-step explanation:

√13 - a√10 = √5 + √8

= (√13 - a√10)^2 = (√5 + √8)^2

= (13 - a√10) = 13 + 4√10

= -a = 4

= a = -4

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