Question

If x + √15 = 4. Then x^3 + 1/x^3 =
Please solve and explain...

Answer 1

Answer:

490.198

IS YOUR ANSWER!

Step-by-step explanation:

(15)^ 0.5 = 3.872

x= 4 - 3.872= 0.127

x^3 = (0.127)^3 = 0.00204

1/(x^3) = 1/0.00204 = 490.196

x^3 + 1/(x^3) = 0.00204 + 490.196 = 490.198

BRAINLIEST!