Write the product (2.45 x 103)(1.8 x 105) in scientific notation. Round to the appropriate number of significant digits

Wrote and expression for the difference of p and 4

Factor and solve to find roots x squared -x - 90 =0

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f