Pasagot dalina uddufjjs

Hi, new here in and i'm only in 12th grade having no background in developing apps, but i would like to develop an app showing and generating fourier series, is it doable? or if it is, how i can? what language should i use?

Solving word problem involving system of linear equation.(topic)solve by using a system of two equation in two variables.1. the sum of two numbers is 42. the difference between three times the greater number and 3 times the lesser number is 14. find the two numbers.2. the difference between two number is 21. if twice the smaller number is added to one half the larger number,the result is 38. what are the numbers? pasagot naman po,assignment ko po kasi ito. i hope makuha ko po ang sagot asap​

"conic section"the lowest point of the ferris wheel is 0.75 meters above the ground. the axle is 12. 75 meters above the ground. how high is the car above the ground if its horizontal distance from the centernis 10 meters. ​