Use divisibility rules to determine whether the given number is divisible by 2, 3, 5, or any combination of these.26,400

A. 2, 5
B. 2, 3, 5
C. 5
D. 2


Answer: B

Mathematics

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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) = -x2 - 4x - 3

A. vertex: (2, 1)
axis of symmetry: x = 2
x-intercepts: 1 and 3; y-intercept: -3
domain: (-?, ?); range: (-?, 1]

B. vertex: (-2, 1)
axis of symmetry: x = -2
x-intercepts: -1 and - 3; y-intercept: -3
domain: (-?, ?); range: (-?, 1]

C. vertex: (2, -1)
axis of symmetry: x = 2
x-intercepts: 1 and 3; y-intercept: 3
domain: (-?, ?); range: [-1, ?)

D. vertex: (-2, -1)
axis of symmetry: x = -2
x-intercepts: -1 and - 3; y-intercept: 3
domain: (-?, ?); range: [-1, ?)

Mathematics

Find the derivative.f(x) = 5

A. 4
B. 4
C. 4
D. 4

Mathematics

Solve the problem.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 32 minutes, how long would it take for each of them to decorate the cookies working individually?

A. baker: 160 min
assistant: 40 min
B. baker: 160 min
assistant: 640 min
C. baker: 40 min
assistant: 160 min
D. baker: 9 min
assistant: 37 min

Mathematics

Find the solutions, if any, to the system.

What will be an ideal response?

Mathematics