evaluvate (-20)3 + (-7)3 (+5)3 evaluvate without actually calculating the cube
Answers
Answered by
4
Answer:
(30)3 +(20)3 –(50 )3 (ii) (-12)3 + (7)3 +(5)3. 1.
Answered by
1
Answer:
use formula x3 + y3 + z3 – 3xyz = (x + y + z) (x2 + y2 + z2 – xy – yz – zx)
Step-by-step explanation:
Similar questions