Factor x2 + 10x – 18. a. (x – 2)(x – 9) b. (x + 3)(x – 6) c. (x – 2)(x + 5) d. prime explain.

X² + 10x – 18

Find factors of x² and -18 that will give you 10x when added

x² + 10x – 18

this is a prime, because there are no factors of -18 (-9 and 2 with negative interchangeably, and -6 and 3, with negative interchangeably) that will give you 10.

Therefore, you're answer is D. prime

hope this helps 

boston

Explanation:

because