Question

evaluate the factor of the expression -
$( {x }^{2} + 4) - 2a - a {}^{2} - 5$
​

Answer 1

Answer:

$x { }^{ - 1} - 1 - 2a - a$

Step-by-step explanation:

=

$(x {}^{2} + 4) - 2a - a { }^{2} - 5$

=

$x { }^{2} + 4 - 2a - a {}^{2} - 5$

=

$x { }^{2} + (4 - 5) - 2a - a {}^{2}$

=

$x {}^{2} - 1 - 2a - a {}^{2}$

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