rationalise the denominator of X is equals to under root 2 + 1 / under root 2 minus 1 Y is equals to under root 2 - 1 / under root 2 + 1 and find value of x + Y and X square + Y square + xy
Answers
Answered by
1
Answer:
So in Step 2 you get ((5+3x)^2 which is equivalent to (5+3x)*(5+3x).
After you distribute you get this string of numbers: 25+15x+15x+9x^2
From there you simplify to: 9x^2+30x+25.
Step-by-step explanation:
Similar questions