Dan invests £11000 into a savings account. the bank gives 3.9% compound interest for the first 3 years and 4.5% thereafter. how much will dan have after 7 years to the nearest pound?

The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

How do i do this activity, is appreciated