Question

Plus or minus the square root of 49x^4

Answer 1

± 7x²

Explanation:

using the property of radicals

•
`√(ab)` ⇔
`√(a)` ×
`√(b)`

given

±
`√(49x^4)`

= ± (
`√(49)` ×
`√(x^4)` )

= ± (7 × x² )

= ± 7x²