Please help me im very depressed and im struggling a lot on my math and i really need some answers Which sequence shows the numbers in order from least to greatest?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Bring the fraction a/a-4 to a denominator of 16-a^2