Matrix equation: If A= [4 2, -7 -3] and B= [-3 4, -1 5] , what is the solution to the equation AX = B? Choices: [-3/4 2, 1/7 -1 2/3] or [18 1/2 11, 19 11] or [-14 26, 24 -43] or [5 1/2 -11, -12 1/2 24]

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x