tolong bantuin donk,cara sma penjelasannya √40+√40=

[tex] \sqrt{40} + \sqrt{40} \\ = \sqrt{4 \times 10} + \sqrt{4 \times1 0} \\ = 2 \sqrt{10} + 2 \sqrt{10} \\ = (2 + 2) \sqrt{10} \\ = 4 \sqrt{10} [/tex]

√40 + √40
= 2√40
= 2 √4 × √10
= 2 × 2 × √10
= 4√10