Q7. Resolve into factors:
a) 2x2 + 9x + 10
b) 6x2 + 7x-3
Answers
Answered by
1
Step-by-step explanation:
8x3 – 6x2 + 9x – 10 exceeds 4x3 + 2x2 + 7x – 3
= (8x3 – 6x2 + 9x – 10) – (4x3 + 2x2 + 7x – 3)
= 8x3 – 6x2 + 9x – 10 – 4x3 – 2x2 – 7x + 13
= 8x3 – 4x3 – 6x2 – 2x2 + 9x – 7x – 10 + 3
= 4x3 – 8x2 + 2x – 7
Similar questions