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Does Goblins prevent cheating?

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Can I use my own voice with Goblins?

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What math levels does Goblins cover?

Goblins covers math from Grade 5 through AP Calculus, including thousands of standards-aligned topics. Teachers can also upload their own content for custom assignments at any level.

Is Goblins FERPA compliant?

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Does Goblins support English Language Learners?

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What grade level is M.3HSLA.30 taught?

This standard is part of the M curriculum in West Virginia College- and Career-Readiness Standards for Mathematics.

Are there practice problems for M.3HSLA.30?

Yes, there are 3 practice problems available for M.3HSLA.30 with worked examples.

What learning resources are available for M.3HSLA.30?

There are 7 Khan Academy resources available for M.3HSLA.30, including 4 videos, 3 exercises.

M.3HSLA.30: Choose trigonometric functions to model periodic phenomena with specified amplitude, frequency, and midline. | West Virginia College- and Career-Readiness Standards for Mathematics

Choose trigonometric functions to model periodic phenomena with specified amplitude, frequency, and midline.

Example Problems

The graph of a sinusoidal function

f(x)

intersects its midline at

(0, -3)

and then has a maximum point at

(\pi/8, 1)

.
Write the formula of the function, where

x

is in radians.

The graph of a sinusoidal function

f(x)

has a maximum point at

(0, 6)

and then a minimum point at

(4, -2)

.
Write the formula of the function, where

x

is in radians.

The graph of a sinusoidal function f(x) intersects its midline at

(0, 4)

and then has a minimum point at

(\pi/4, 1)

.
Write the formula of the function, where x is in radians.

Khan Academy Resources

Construct sinusoidal functions Modeling with sinusoidal functions: phase shift Modeling with sinusoidal functions Trig word problem: modeling annual temperature Trig word problem: length of day (phase shift)Trig word problem: modeling daily temperature Sinusoidal function from graph

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