Question

24) Which of the following is not a trinomial expression?
(a) 5x2 + x - 3
(b) 4x - 3x + 25
(c) 8x² - y2 + xy
(d) x + 5yz + y
25)
What is the product of (x - 5) and (x2 – 3x + 4)?
(a) x3 + 8x2 + 19x + 20
(b) x3 - 8x2 + x - 20
(c) *3 - 3x2 + 19x + 20
(d) x3 – 8x2 + 19x – 20
(b) (3x - 2)(x - 5)
26) What is the factorisation of 3x2 – 13x – 10?
(a) (3x + 2)(x - 5)
(c) (3x + 2)(x + 5)
(d) (3x − 2)(x + 5)​

Answer 1

Answer:

*answers:-

24) a) 5x2+x-3