Find the exact value of y, or state that y is undefined.y = cos-1 

A.
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.According to relativity theory, an object whose x-component length is Lo, as it is observed at rest relative to the observer, will appear to the same observer to be shortened to a length L if the object is given an x-directed velocity, v. The ratio  is given by the relation  where c is the speed of light. Use four terms of the appropriate series to evaluate  for a 

src="https://sciemce.com/media/4/ppg__text0427190932__f1q110g4.jpg" alt="" style="vertical-align: -4.0px;" /> ratio of 0.33. A. 0.9440 B. 1.0117 C. 0.9310 D. 0.9690

Mathematics

Draw the angle in standard position and state the quadrant in which it lies.495°

A. quadrant II

B. quadrant IV

C. quadrant III

D. quadrant I

Mathematics

Determine whether the given decimal is a solution of the equation.1.1x - 2.8 = 0.3x - 0.32; 3.1

A. solution B. not a solution

Mathematics

An architect estimates a bid of $. The maximum rate above the estimate is %.Find the maximum acceptable bid. Round your answer to the nearest dollar.$__________

Fill in the blank(s) with the appropriate word(s).

Mathematics