Question

Evaluate the polynomial
3x^2+11xy+y^2 for x=4 and y=3

Answer 1

Substitute the value of x and y directly.
3(4^2)+11(4)(3) + (3^2)=?
3(16) + 11(12) + 9=?
48 + 132 +9=?
You do the remaining equation. :)

Answer 2

Complete so as I can learn from it ,Am new to it

Answer 3

Okay so 48 + 132 +9=?
180 + 9 =?
189 is the answer. The technique is to simply the exponent first and then do the remaining operations. :)