Question

i have done some part
what to do next
in Q.18​

Answer 1

wrong done since starting

αβy=-d/a

αβy=-24

Answer 2

alpha = -2

=> (x-alpha) is a factor

•°• (x+2) is a factor

Hence, u can divide x³-5x²-2x+24 by x+2 ... get the quotient and use mid term splitting method to get other two factors/roots.

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