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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

Klmn and pqrs are similar trapezoids. which side of pqrs corresponds to lm

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)