Question

simplify -- (49 – a²) – 5a²​

Answer 1

SOLUTION

TO DETERMINE

To simplify :

$\sf (49 - {a}^{2} ) - 5 {a}^{2}$

EVALUATION

Here the given expression is

$\sf (49 - {a}^{2} ) - 5 {a}^{2}$

We simplify it as below

$\sf (49 - {a}^{2} ) - 5 {a}^{2}$

$\sf = 49 - {a}^{2} - 5 {a}^{2}$

$\sf = 49 - (1 + 5) {a}^{2}$

$\sf = 49 - 6 {a}^{2}$

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Answer 2

Step-by-step explanation:

$(49-a^2)-5a^2$

rewrite this as ,

$=49-1a^2 -5a^2$

The $a^2$ terms get added and it becomes$6a^2$

    $=49-6a^2$