Arik bought 20 calculators at the electronics store. 40% of the calculators were scientific calculators and one half of the calculators were graphing calculators. how many of the calculators were neither scientific nor graphing calculators?

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step-by-step explanation:

d = distance between moon and sun, which in this problem is the hypotenuse of a right triangle.  

the distance y is the side opposite to angle x in the right triangle.   use the definition of the sine function from basic trigonometry.

sin(x) = y/d ⇒

d = y/sin(x)

i dont know sorry

step-by-step explanation:

answer:

c) the x-coordinate of the center of the circle increases by 3

for future students the answer is b

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-lavira: )