Question

Simplify the expression

(3k^2+2)(k+5^2)
Answers
3k^3 + 17k^2 + 10k
8k^4 + 3k^3 +8k^2 + 2k
8k^4 + 3k^3 + 10k^2 + 2k
15k^4 + 3k^3 + 10k^2 + ²k

Answer 1

(3k^2+2)(k+5^2)
so first simplify the 5^2 = 25

so (3k^2+2)(k+25)
now open the brackets :
3k^3 + 75k^2 + 2k + 50

are you sure that the question has been copied exactly? as none of the options are correct in this case