Is the sine of an angle always greater than 1?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

A50% increase followed by 33 1/2% decrease

2/3(-6y+9x) expand each expression using the distributive property