Estimate the answer of $3.67 and $2.40 to the nearest ones place

$3.67 rounds up to $4

$2.40 rounds down to $2

Step-by-step explanation:

answer: can and shows the work

step-by-step explanation:

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.