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Which of the following is supportive evidence of the big bang theory? A. pulsars B. cosmic microwave background radiation C. galactic clusters D. the different shapes of galaxies
B. cosmic microwave background radiation
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User: Which of the following is supportive evidence of the big bang theory? A. pulsars B. cosmic microwave background radiation C. galactic clusters D. the different shapes of galaxies

Weegy: B. cosmic microwave background radiation
Narkotiq|Points 337|

User: The mass of a star can be determined by studying A. the wavelength of light emitted by the star. B. the color of the star. C. the distance between the star and Earth. D. binary star systems.





Weegy: The of a star can be determined by D. binary star systems
Expert answered|MrG|Points 3751|

User: According to information received from radio telescopes, where is our sun positioned in the Milky Way? A. at the exact center of the galactic nucleus B. just outside the galactic nucleus C. at the tip of one of the spirals D. within one of the spirals

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Asked 5/2/2013 10:35:44 PM
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Let f(x) = 4x - 5 and g(x) = 6x - 3. Find f(x) - g(x). A. 10x – 8 B. 10x – 2 C. –2x – 8 D. –2x – 2
Weegy: D User: Let f(x) = -2x - 7 and g(x) = -4x + 3. Find (f ° g)(-5). A. 23 B. –53 C. –9 D. 3 Weegy: f(g(x)) = -2(-4x + 3) - 7 - -> f(g(-5)) = -2(-4(-5) + 3) - 7 = -46 - 7 = -53. The answer is B. -53. User: What is the inverse of the given relation? y = 3x + 9 A. y = 1/3x + 3 B. y = 3x - 3 C. y = 3x + 3 D. y = 1/3x - 3 Weegy: The inverse of the given relation y = 3x + 9 is A. y = 1/3x + 3. User: Let f(x) = 3x +2 and g(x) = 7x + 6. Find f • g and its domain. A. 6x2 + 4x + 42; all real numbers except x = -2/3 B. 6x2 + 4x + 42; all real numbers C. 21x2 + 32x + 12; all real numbers D. 21x2 + 32x + 12; all real numbers except x = -6/7 Weegy: f(g(x)) = 3(7x + 6) + 2 User: Let f(x) = 3x +2 and g(x) = 7x + 6. Find f • g and its domain. A. 6x2 + 4x + 42; all real numbers except x = -2/3 B. 6x2 + 4x + 42; all real numbers C. 21x2 + 32x + 12; all real numbers D. 21x2 + 32x + 12; all real numbers except x = -6/7 Weegy: f(g(x)) = 3(7x + 6) + 2 User: Let f(x) = 3x +2 and g(x) = 7x + 6. Find f • g and its domain. A. 6x2 + 4x + 42; all real numbers except x = -2/3 B. 6x2 + 4x + 42; all real numbers C. 21x2 + 32x + 12; all real numbers D. 21x2 + 32x + 12; all real numbers except x = -6/7 Weegy: f(g(x)) = 3(7x + 6) + 2 User: Let f(x) = 4x - 5 and g(x) = 6x - 3. Find f(x) - g(x). A. 10x – 8 B. 10x – 2 C. –2x – 8 D. –2x – 2 Weegy: D User: Let f(x) = 4x - 5 and g(x) = 6x - 3. Find f(x) - g(x). A. 10x – 8 B. 10x – 2 C. –2x – 8 D. –2x – 2 Weegy: Let f(x) = 4x - 5 and g(x) = 6x - 3. Find f(x) - g(x) Answer A. 10x – 8 (More)
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Expert Answered
Updated 185 days ago|5/27/2014 8:44:21 PM
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Let f(x) = 4x - 5 and g(x) = 6x - 3.
f(x) - g(x) = (4x - 5) - (6x - 3)
= 4x - 5 - 6x + 3
= -2x - 2
Added 185 days ago|5/27/2014 8:44:21 PM
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