Find the range of allowable values based on an expected mass of 250 grams for which values are allowed to vary by 5%.

Find the value of the cosine for angle a

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6