Question

Evaluate
1. 3√16 × 3√4000
2. 3√968 × 3√1375​

Answer 1

Step-by-step explanation:

1. 3√16 × 3√4000

= 3×√4×4 × 3√ 2×2×2×2×2×5×5×5

= 3×4 × 3×2×2×5√5×2

= 12×60√10

= 720√10

2. 3√968 × 3√1375

= 3√2×2×2×11×11 × 3√5×5×5×11

= 3×2×11√2 × 3×5√11×5

= 66√2 × 15√55

=990√110

Use calculator ...