Question

Find the value of 7 root 3 - 2 root 12 + 5 root 75

Answer 1

Answer:

28root3

Step-by-step explanation:

7root3-2root12+5root75

=7root3-2root(25×3)+5root(25×3)

=7root3-{2(root4)×(root3)}+{5(root25)×(root3)}

=7root3-2×2root3+5×5root3

=7root3-4root3+25root3

=3root3+25root3

=28root3