(x^{2})-2x-15rightarrow 0

Emily-Jane Bray

Emily-Jane Bray

Answered question

2021-02-15

(x2)2x150

Answer & Explanation

Jayden-James Duffy

Jayden-James Duffy

Skilled2021-02-16Added 91 answers

x22x150
x25x+3x150
x(x5)+3(x5)0
(x5)(x+3)0
5 and -3 are critical points hence, x(,3][5,)

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