Question

I cant do this a question

Answer 1

Answer: =−27x3+75

5m+2/ 8m^2

Sorry if wrong (In a rush)

Answer 2

Explanation:

i will attempt to answer the first part, as the second I do not understand

75-3x^2=0

divide by 3

25-x^2=0

x^2=25 x=sqrt25

x is +5 and -5 you have 2 solutions