Provide an appropriate response.What is the ratio of the area of the large rectangle to the area of the small triangle?
A. 24 : 1
B. 4 : 1
C. 12 : 1
D. 2 : 1
Answer: B
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Use a calculator to approximate the area of the surface generated when the given curve is revolved about the x-axis. Round to two decimal places when necessary.y = ln x6 on [1, ]
A. 29.05 B. 15.18 C. 2.42 D. 4.62
Choose the best answer.The amount of folic acid in a vitamin capsule is about how much?
A. 56 metric tonnes B. 56 milligrams C. 56 kilograms D. 56 grams
Sketch the graph of the quadratic function. Identify the vertex, intercepts, and the equation for the axis of symmetry.f(x) = x2 + 4x - 7
A. vertex:
x-intercepts: (-4, 0) and (3, 0)
y-intercept: (0, -12)
axis of symmetry: x = -
B. vertex: (-2, -11)
x-intercepts: (-2 ± , 0)
y-intercept: (0, -7)
axis of symmetry: x = -2
C. vertex: (-2, 3)
x-intercepts: none
y-intercept: (0, 7)
axis of symmetry: x = -2
D. vertex: (4, 0)
x-intercept: (4, 0)
y-intercept: (0, 7)
axis of symmetry: x = 4
Solve the inequality.4x > 16
A. x > 2 B. x < 4 C. x < 1 D. x > 3