Simplify the expression.
(1-5i)+(2+4i)
a. 3-i
b. -4+6i
c. 2i
d. -3+i

Which expression is equivalent to sq-80

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)