Solve the Equation in the Interval [0°, 360°) $4 \sin ^ { 2 } \theta = 3$

question 61

Multiple Choice

Solve the equation in the interval [0°, 360°) . Give solutions to the nearest tenth, if necessary.
- $4 \sin ^ { 2 } \theta = 3$

• A) \(\left\{ 240 ^ { \circ } , 300 ^ { \circ } \right\}\)
• B) \(\varnothing\)
• C) \(\left\{ 60 ^ { \circ } , 120 ^ { \circ } \right\}\)
• D) \(\left\{ 60 ^ { \circ } , 120 ^ { \circ } , 240 ^ { \circ } , 300 ^ { \circ } \right\}\)

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Definitions:

High Precision Fit

Refers to a high degree of accuracy in the mating of two machine parts, ensuring minimal play or clearance between them.

H8/f7 Fit

A specific tolerance class designation for holes (H8) and shafts (f7) in engineering, ensuring a precise interference fit.

Basis

The underlying support or foundation for an idea, argument, or process; in materials, it could refer to the primary component or substance that forms the starting point.

Tolerance Position Letters

In engineering, symbols used in geometric dimensioning and tolerancing to represent the permissible limits of variation in the position of parts.