Question

√ tii wunv vos™
r＝（xｙ）：ｙ＝3-x for -2=ｘ＝2　find domain and range
solve this question all​

Answer 1

Answer:

by linear pair

2x+30+x=90

3x+30=90

3(x+10) =90

x+10=90/3

x=30-10

x=20°

hence x=20°

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