Kieth is a furniture salesman. His weekly pay is $400 plus 4.5% of his total sales for the week. Kieth sells d dollars worth of furniture during the week. Which function ƒ(d) can be used to determine his pay for the week? can someone please help me with this?

What is always true about a positive integer raised to a negative odd power?

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet