let's solve for f(-9) :
Answer:
19 - 8√3
Step-by-step explanation:
(-4 + √2)^2
= (-4)^2 + 2(-4)(√3) + √3)^2
= 16 - 8√3 + 3
= 19 - 8√3
a.
2√3/16 - √75/16 + 2√27/16
2/4√3 - 5/4√3 + 6/4√3
3/4√3
