When expressing an exponential function as a recursive function, it is important to remember that any number to the exponent of 0 is equal to

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x

what i would say the best answer is a. 40.5

m∠a is 90°

m∠b is 40°