Write the given expression as a single trigonometric function.
2sin (3pi/8) cos (3pi/8)

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500