Simplify the expression: (1-5i) (3+7i)

How many different 4-digit personal identification numbers (PINs) can be made from the digit 0 through 9 if no digits repeat?

Fill in the missing numbers to complete the pattern 615,605,595

Determine whether (4, - 2) is a solution of y = - 3/4x what the answer or solution

To amend the U. S. Constitution, 3/4 of the states must approve the amendment. If 35 states approve an amendment, will the constitution be amended?

Write an inequality that represents the following phrase: 5 multiplied by the sum of x and 2 is at most 30

A card is drawn from a standard deck of cards, not replaced, then another is drawn. What is the probability that both cards are hearts

A mixture of 30 pounds of candy sells for $1.10 a pound. The mixture consists of chocolates worth $1.50 a pound and chocolates worth 90¢ a pound. How many pounds of the $1.50 chocolate were used to make the mixture? 15 10 12

Divide 7/24 by 35/48 and reduce the quotient to the lowest fraction

Suzanne purchased three DVDs for $15.75 each and 1 book for $11.98. What is the total amount Suzanne spent? A. $17.23 B. $27.73 C. $59.23 D. $83.19

What is the term classification of the following polynomial? x^3-7x^2+3 binomial quadratic monomial trinomial