Hi all i really need this is multiple choice

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

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.

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b