The Richter scale converts seismographic readings into numbers for measuring the magnitude of an earthquake according to this function M(x) = log , where x0 = 10-3.What is the magnitude of an earthquake whose seismographic reading is 0.94 millimeters at a distance of 100 kilometers from its epicenter? Round the answer to four decimal places.

A. -0.0269
B. -3.0269
C. 0.9731
D. 2.9731


Answer: D

Mathematics

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Find the exact circular function value.tan 

A.
B.
C. 1
D.

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Find the exact value of the expression.

A.
B.
C. - 
D. - 

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Classify the polynomial as constant, linear, quadratic, cubic, or quartic, and determine the leading term, the leading coefficient, and the degree of the polynomial.h(x) =  + 2.8x

A. Constant; ; 0
B. Quadratic; 2.8x; 2.8; 2
C. Linear; ; 1
D. Linear; 2.8x; 2.8; 1

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Read the poem in the News Clip.Is a right-handed mitten topologically equivalent to a left-handed mitten? Answer yes or no.If a right-handed mitten is turned inside out, as is suggested in the poem, will it still fit a right hand? Answer yes or no.

What will be an ideal response?

Mathematics