simplify
2√80+√45
2√80 + √45
First, simplify the square roots:
2 * √(16*5) + √(9*5)
2 * √16 * √5 + √9 * √5
2 * 4 * √5 + 3 * √5
8 √5 + 3 √5
Combine like terms:
8 √5 + 3 √5 = 11 √5
Therefore, 2√80 + √45 simplifies to 11√5.
2√80+√45
First, simplify the square roots:
2 * √(16*5) + √(9*5)
2 * √16 * √5 + √9 * √5
2 * 4 * √5 + 3 * √5
8 √5 + 3 √5
Combine like terms:
8 √5 + 3 √5 = 11 √5
Therefore, 2√80 + √45 simplifies to 11√5.