A cube has a area of 81cm squared find its volume

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

What is the point slope form of a line with slope -5 that contains point (2,-1)

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1