Question

Lillester Examination 2020-21
Sub-Mathematics
Marks-50
Q.1A) Choose correct alternative.
1) a3 + b3 = (- - -) (a? - ab + b^)
a) a - b
bab
c)a + b
d) a? + b
2) (a - b)2 =
a) a? - 2ab + b
b) a? + 2ab + b
c) a? - ab + b
d) a2 + ab + b
3) The controid divide each median in the ratio--​

Answer 1

Answer:

1)(b), 2)(c) a2 - ab +b2

Step-by-step explanation:

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