Find the product of the complex number: 4 - 3 i and its conjugate.

25

-7

7

An item costs $60 and has a discount of 20%. What is the amount of discount on the item?

Is 3/2 and 18/8 proportional

What is the fraction twelve twentieth in its simplest form

A rectangle has an area of 432 square centimeters and a width of 18 centimeters. What is the length of the rectangle? 36 centimeters 48 centimeters 24 centimeters 18 centimeters

Sam looks at a number line with benchmark fractions and decides that 1/6 is greater than 2/3. Is he correct?

Jessica drove her car 418 miles on one tank of gas. Her car a 15 gallon tank. How many miles can Jessica drive on one gallon of gas?

Inga can earn $575 per week in a plant store, or she can earn 4% of total sales. How much would Inga have to sell to earn more in commission than in salary?

Factorise completely 4y^2-z^2

What is the value of the expression 7a - 3bc, where a=3, b=4 and c=0?

Convert x-y=3 and x-2y=3 into slope intercept form.