Before beginning voice lessons, jessica already knew how to sing 32 pieces, and she expects to learn 2 new pieces during each week of lessons. is the total number of pieces jessica knows proportional to the number of weeks she takes lessons?

yes

step-by-step explanation:

the first one

step-by-step explanation:

just id the test.

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

have a nice day!