Question

15x⁴ + 3x²- 18 answer please​

Answer 1

Answer:

Add and subtract the second term to the expression and factor by grouping.

3 ( x + 1 ) ( x − 1 ) ( 5 x 2 + 6 )

Step-by-step explanation:

Answer 2

Answer:

15x*4+3x*2-18

15x*4+18x*2-15x*2-18

3x*2 (5x*2+6)-3 (5x*2+6)

(5x*2+6)(3x*2-3)

3(5x*2+6)(x*2-1) answer