Write the partial fraction decomposition of the rational expression.
A. +
B. +
C. +
D. +
Answer: B
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Decide if the number is rational or irrational.1.27272624...
A. Irrational B. Rational
State the property that is illustrated.1(15 ? 11) = 15 ? 11
A. commutative property of multiplication B. identity property of multiplication C. associative property of multiplication D. distributive property of multiplication over addition
Solve the initial value problem for y as a function of x.
= 1, x < 5, y(0) = 15
A. y = ln
B. y = sin-1
C. y = sin-1 + 15
D. y = ln + 15
Graph the quadratic function. Determine the vertex, find the equation of the axis of symmetry, find any x- and y-intercepts, and state the domain and range in interval notation.f(x) = -11x2 - 2x - 12
A. vertex:
axis of symmetry: x =
x-intercept: none; y-intercept: 12
domain: (-?, ?); range:
B. vertex:
axis of symmetry: x = -
x-intercept: none; y-intercept: -12
domain: (-?, ?); range:
C. vertex:
axis of symmetry: x = -
x-intercept: none; y-intercept: 12
domain: (-?, ?); range:
D. vertex:
axis of symmetry: x =
x-intercept: none; y-intercept: -12
domain: (-?, ?); range: