A gift store sells keychains for $3 each and picture frames for $9 each. Part A.
Write a number pattern for the cost of 0,1,2,3,4, and 5 keychains. Then write a second number pattern for the cost of 0,1,2,3,4, and 5 picture frames.

Part B.
How do the corresponding terms of the two number patterns compare?​

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

Sketch one cycle if the cosine function y=2cos2theta

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?