Which is a counterexample to this conjecture?
the sum of any two consecutive integers is a composite number.
a.
16 + 17 = 33
b.
10 + 11 = 21
c.
6 + 7 = 13
d.
7 + 8 = 15

Which of the following graphs represents the function f(x) = 2^x

What is not true about kl and mn? what is mn? (show your work)

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?