The quantity of an element is decaying over time such that the amount of material at any time is given by the function G(t)=9000(0.7)^{2t}.G(t)=9000(0.7) 2t . Write an equivalent function of the form G(t)=ab^t. G(t)=ab t .

Alarge rectangle is divided into four smaller rectangles.

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.

Identify the number 127 as a rational or irrational. explain