A circle has the following equation: x²+y²=65 work out the equation of the tangent to the circle at the point where x=4 and y is negative
give your answer in thr form y=mx+c where m and c are integers or fractions in their simplest form

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

In september, louise planted a tree. every month, the tree louise planted grew 2 inches. what would the constant of proportionality of the line be?

20 points + brainliest answer + my mom’s chocolate chip cookie ! subtract.