Question

I’m so confused can someone please help me?

Answer 1

`3 \sqrt{49 {b}^(3)d } = 3 √(49) \sqrt{ {b}^(2) } √(bd)`

`3 * 7 |b| √(bd) = 21 |b| √(bd)`

If this does not work, try

`21b √(bd)`