True or false the product of a complex number and its conjugate is a real number

Find the Domain for relation R:{ (2,3), (3, 4), (-2, 5), (-1, - 2) } Select one: a. {-2, - 1, 2, 3} b. { 3, - 2,-1, 0} c. all real numbers d. {-2, 3, 4, 5}

In a geometry class, the students were asked to prove the theory below by contradiction. Theorem: A triangle has at the most one obtuse angle. Heather begins the proof with an assumption. Which statement will she most likely use as an assumption. 1.

How much money will be in a bank account after 4 years if $8 is deposited at an interest rate of 5%?

Simplify 25 ^1/2 Show work

When 9x^2-100 is factored, it is equivalent to (3x-b) (3x+b). what is a value for b?

Jason hired a luxury car service. The service charges a driver rate of $4.92, regardless of number of miles traveled, plus an additional $3.79 per mile. If Jason wants to spend no more than $4.

Tickets for the senior play at apopka high school cost $3 for children, $5 for students, and $8 for adults. there were 800 ticktes sold for a total of $4750. the number of adult tickets sold was 50 more than two times the number of children tickets.

A tent company has a tent design that is a triangular prism. The following is a net of the design. if a = 82 inches, b=83 inches, c=60 inches, and d=76 inches, how much fabric is needed to make the tent?

One of the legs of a right triangle is three times as long as the other leg. If the hypotenuse is 120 inches, how long are the legs of the triangle to the nearest hundredth of an inch.

What is the product? 4.3 (-2.9)