Answer:
5 faces
Step-by-step explanation:
<u><em>Faces:</em></u>
=> 1 rectangular face+4 triangular face = 5 faces
45000 is the answer because 1800 x 25 = 45000
Answer:
Step-by-step explanation:
(f + g)x translates into a more readable f(x) + g(x) so all you do is
f(x) + g(x) = 4x^2 + 1 + x^2 - 5
f(x) + g(x) = 5x^2 - 4
Answer:
77
Step-by-step explanation:
If you have any questions about the way I solved,don't hesitate to ask
<span>Work out the Mean (the simple average of the numbers)Then for each number: subtract the Mean and square the result.Then work out the mean of those squared differences.<span>Take the square root of that and we are done!</span></span>
