Methods are in the word document above
1a) -8
1b) -79
2a) -23 < 0 | no real roots
2b) -44 < 0 | no real roots
2c) 97 > 0 | two distinct roots
3a) p = -1/3
3b) k = 6 or k = -6
3c) 4 > 0
4a) Its a ‘show method’ question, to see method, download word document at the top of the page
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