Question

if x=3+2√2find the value of x^3+1/x^3​

Answer 1

x = 3 + 2√2

x³ + 1/x³ = (3 + 2√2)³ + 1/(3 + 2√2)³

Answer 2

Answer:

Answer: x^{3}-\frac{1}{x^{3. = -140√2. Explanation: Given x = 3-2√2 ---(1). i) \frac{1}{x}=\frac{1}{3. Rationalising the ...