64. [-/2 Points] DETAILS BERRAPCALCBR7 5.3.019. MY NOTES ASK YOUR TEACHER Use a definite integral to find the area under the curve between the given x-values. f(x) = x2 from x = 0 to x = 4 square units Make a sketch of the curve showing the region. 15/ 15 10 10 10 2 2 2 10 2 65. [-/2 Points] DETAILS BERRAPCALCBR7 5.3.023. MY NOTES ASK YOUR TEACHER Use a definite integral to find the area under the curve between the given x-values. (x) = > from x = 1 to x = 9 square units Make a sketch of the curve showing the region. H N W A U Q V O UK 2 5 6 2 1 2 66. [-/2 Points] DETAILS BERRAPCALCBR7 5.3.024. MY NOTES ASK YOUR TEACHER Use a definite integral to find the area under the curve between the given x-values. f(x) = ex from x = 0 to x = 1 square units Make a sketch of the curve showing the region. O -NWA UO NOVEL O 67. [-/1 Points] DETAILS BERRAPCALCBR7 5.3.025. MY NOTES ASK YOUR TEACHER Use a definite integral to find the area under the curve between the given x-values. f(x) = 4x3 from x = 1 to x = 2 square units 68. [-/1 Points] DETAILS BERRAPCALCBR7 5.3.029.MI. MY NOTES ASK YOUR TEACHER Use a definite integral to find the area under the curve between the given x-values. (x ) = - from x = 16 to x = 25 square units