Question

Practice set 3.6
1) Find the factors of the polynomials given below.
(i) 2r2 + x - 1 vYii) 2m² + 5m - 3
(iv) 31° – 2y - 1 (v) V3.12 + 4x + 13
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(11) 12x? + 61x + 77
(vi) 3x? - 3x + 4
54​

Answer 1

Answer:

Find the factors of the polynomials given below: i. 2x2 + x – 1 ii. 2m2 + 5m – 3 iii. 12x2 + 61x + 77 iv. 3y2 – 2y – 1 v. √3x2 + 4x + √3 ...

Top answer · 1 vote

i. 2x2 + x – 1 = 2x2 + 2x – x – 1 = 2x(x + 1) - 1(x + 1) = (x + 1)(2x – 1) ii. 2m2 + 5m – 3 = 2m2 + 6m – m – 3 = 2m(m + 3) – 1(m