Answer: -x^2 +4x -2
Step-by-step explanation:
5x+2(3x-1)
Use that
x(x+7)
minus the use that equation by this one and get the answer
The length of other leg is 60 units.
Step-by-step explanation:
Given,
Length of one leg = a = 45 units
Length of other leg = b
Length of hypotenuse = c = 75 units
Using pythagoras theorem

Taking square root on both sides

The length of other leg is 60 units.
Keywords: Pythagorean theorem, square root
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Answer:
D
Step-by-step explanation:
The mean of a standard normal distribution is always = 0 with the standard deviation being equal to. Therefore a standard normal distribution is a normal distribution described with a mean of 0 and standard deviation of 1. Since a standard normal distribution is centered at the middle with equal distribution to both the left and right of the distribution. The centre point is 0, which is the mean and the standard deviation is 1 to either side of the distribution.