For each complex number, what are the square rots of z?
a. 1 + √3i
b. 3 − 3i
c. 4i
d. −
2 +12
i
e.
1
9
+
1
9
i
f. −1

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.

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *