Another math problem! this is all the information it gives me!
1+cos(6x)=
a. 2cos^2(3x)
b. 2sin^2(3x)
c. 3sin(2x)
d. 3cos(2x)

Can (2,3 and square root 10) be sides ona right triangle?

The parabola opens: y=√x-4 (principal square root) up down right left

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.