Harper wrote the expression 15-6+7 to represent "15 minus the sum of 6 and 7". evaluate 15 - 6 + 7 and then exposing why harper's expression is incorrect

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Select the two pairs of figures that are similar.