Question

plz answer If    √2= 1.4 and    √3= 1.7, evaluate    4√128 +3√75 - 2 √108​

Answer 1

Answer:

49.9

Step-by-step explanation:

4√128+3√75-2√108

128=2*2*2*2*2*2*2

75=5*5*3

108=3*3*3*2*2

=4√2⁷+3√5²*3-2√3³*2²

=4*2³√2+3*5√3-2*3*2√3

=32√2+15√3-12√3

=32√2+3√3

=32*1.4+3*1.7

=49.9