Let's now use our new calculator functions to do some calculations!
A. Add the square of 3 to the square root of 9 Save the result to a variable called calc_a
B. Subtract the division of 12 by 3 from the the multiplication of 2 and 4 Save the result to a variable called calc_b
C. Multiply the square root of 16 by the sum of 7 and 9 Save the result to a variable called calc_c
D. Divide the square of 7 by the square root of 49 Save the result to a variable called calc_d