Question

simplify root 7square minus 6square​

Answer 1

Answer:

13

Step-by-step explanation:

$as ({a}^{2} - {b}^{2} = (a + b)(a - b) )$

${7}^{2} - {6}^{2} = (7 + 6)(7 - 6)$

$13 \times 1$

$13$