Math, asked by adrizajonas, 1 month ago

Simplify the following expressions and find the value, if I = -1, m= 1 and n= 3.

a. l²+m²+n²
b. 2(l + m + n)-lmn

Answers

Answered by narayanasushmitha

1

Answer:

a) 9 b) 9

Step-by-step explanation:

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