Question

2√2*1^3+5√2*1^2-7√2
please make fast​

Answer 1

Step-by-step explanation:

2√2*1^3 + 5√2*1^2 - 7√2

= 2√2*1 + 5√2*1 -7√2 [as, 1^2=1 , 1^3 =1]

= 2√2 + 5√2 -7√2

=> 7√2-7√2 ==> 0 answer.