If 250 mg of a radioactive element decays to 180 mg in 24 hours, find the half-life of the element.

What value must be added to the expression x2-3x to make it a perfect square trinomial

Using the distributive property to find the product (y-4x) (y2+4y+16) results in a polynomial of the form y3+4y2+ay-4xy2-axy-64x. What is the value of a in the polynomial? 4 8 16 32

Suppose you buy a car with a value of 12,500. Each year your car depreciates by 3.6%. How much will your car be worth in 5 years

Factored form of 5x^2+x-3

A plan of a den is drawn on a scale of 1:30. if the length of the den on the plan measures 6 inches, what is the actual length of the? (express answer in feet)

Apply the law of syllogism to write a new statement based on the following: A → B: If it rains, then football practice will be canceled. B → C: If football practice is canceled, then Patrick will go to the cinema.

If tan 0 = - 3/8 which expression is equivalent to cot0?

How many lines of symmetry does the letter R have?

N//4 = 18/72, what is n

Given a triangle with angles of 23, 90, 67, what type of triangle is it: acute, equiangular, obtuse, or right?