Question

$\sqrt{ ( - a - a }) { }^{2} + \sqrt{( - b - b) {?}^{2} }$
coordinate geometry... class 10​

Answer 1

Answer:

2(a+b) or -2(a+b)

Step-by-step explanation:

√(-2a)^2 + √(-2b)^2

= √4a^2 + √4b^2

= +2a +2b or -2a - 2b

= 2(a+b) or -2(a+b)