Question

Find
the product of (2a + 4b²+2) 5 ab​

Answer 1

Answer:

Given, a+2b=5, and ab=2.

Now,

a

2

+4b

2

=(a+2b)

2

−2.a.2b

=5

2

−4ab

=25−4×2 [ Using the given values]

=17.