Question

(4k² + 9k + 9) - (k² + 8k + 5)

Answer 1

we have the expression

(4k² + 9k + 9) - (k² + 8k + 5)​

simplify

step 1

group like terms

(4k²-k²) +(9k-8k)+(9-5)

step 2

combine like terms

3k²+k+4