Question

HELP PLEASE!!!!!!!!!!!!! will fan and medal!!!!!!!!!!!!!
see attachment

Answer 1

@Jadeishere @rawritskitty @TheSmartOne

Answer 2

what is sin(0) ?

Answer 3

sin(0)=0

Answer 4

@agent0smith
He'll always be your guy to tag in Math :)

Answer 5

good , this means when x=0, y=0
when y=0, you are on x-axis thus its an x-intercept

Answer 6

ok thank you @Jadeishere

Answer 7

so the answer is B. at an x-intercept

Answer 8

yes
take some time to study the graph of sin(x) so you will know when the intercepts and max/min occur

https://www.wolframalpha.com/input/?i=plot+sin(x)+for+x%3D0+to+2pi