Question

7, a²-10,Subtract the given terms.

Answer 1

7-a²-10
=a²-10+7
=a²-3
a=±3

Answer 2

Solution :

Given two expressions are ,

first expression = 7 ,

second expression = a² - 10

i ) Subtracting second expression

from first expression , we get

7 - ( a² - 10 )

= 7 - a² + 10

= 17 - a²

ii ) Subtracting first expression from

second expression, we get

a² - 10 - 7

= a² - 17

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